h3
H, hydrogen +
H. Berger and the EEG, 1924 +
H. Cook and the nail clipper, 1896 +
H. G. Wells and The Time Machine, 1895 +
H. Moore and the combine harvester, 1835 +
H. Wells and nitrous oxide, 1844 +
Haartsen and Bluetooth, 1990s +
Hacker 001 -
hack, hack, hack -
had a feeling of security +
had a hand in it +
had a long wait -
had a long winning streak +
had a moral obligation to help +
had a smooth crossing +
had a sneaking affection for him -
had a talk with him +
had already gone -
had breakfast +
had expected it +
had lost all feeling in my legs -
had never been abroad until now +
had news of her +
had no occasion to speak French -
had no option but to go -
had no thought of material gain +
Hadley, Godfrey, and the sextant, c. 1730 +
Hague and the World Court, The, 1945 +
Haiku, Japanese three-line poem of seventeen syllables +
Hail Mary +
hairline fracture -
Hales and blood pressure, 1733 +
half a dozen +
half and half +
half boots +
half cooked -
half hour +
half measures -
half past +
half shell +
half size +
half time +
half-brother -
half-sister -
half-sole +
halfway home +
Hall and Big Ben, 1858 +
hall of fame +
Halley and Halley's comet, 1682 +
Halley's comet, a comet that will return approximately every 76 years +
Halloween, October 31 -
Halsted and latex surgical gloves, 1890 +
Hamburg and hamburger +
hamburger, a beef patty +
Hamilton Watch Company and the digital watch, 1970 +
Hamilton Watch Company and the electric watch, 1957 +
hammer and nails +
hammer and sickle, an emblem +
hammerhead shark -
hand and foot +
hand brake +
hand drum +
hand fan +
hand in hand +
hand it over +
hand it to him +
hand luggage +
hand towel +
hand transplant +
hand washing +
handbra +
handcuffs +
handle with care +
hands down +
Hands off! -
Hands up! -
handshake +
hang around -
hang back -
hang fire -
hang together +
hang up -
hanged himself behind the door -
hanged himself in a tree -
hangnail, a small piece of torn skin next to cuticle -
happened long ago -
Happy Birthday to You, a song +
Happy Saturday +
happy release, a +
hard and fast +
hard and fast rules +
hard bargaining -
hard candy +
hard cash -
hard copy +
hard court +
hard drugs, addictive -
hard hat +
hard labor -
hard of hearing -
hard palate +
hard rock +
hard sell -
hard shell, a defense +
hard shoulder +
hard to believe -
hard to say -
hard water -
hard words -
hard worker, a +
hard-boiled egg +
hard-earned money +
Hare and the Tortoise, The; a fable +
hare-lip, a congenital defect -
Harger and the breathalyzer, 1931 +
Hargreaves and the spinning jenny, 1767 +
Harington and the flush toilet, 1589 +
harmonica, a mouth organ +
harness racing +
harpsichord, a musical instrument +
Harriot and the greater-than sign, 1621 +
Harriot and the less-than sign, 1621 +
Harris and the Rotary Club, 1905 +
Harrison and the refrigerator, 1862 +
harsh texture, a -
harsh treatment -
harsh voice, a -
harvest moon, Sep. 22 or 23 +
Harwood and the automatic wristwatch, 1923 +
hate crime -
hate letter -
hated school -
Hasbro toy company and G.I. Joe, 1964 +
have a cheerful disposition +
have a delicate touch +
have a double meaning +
have a family to support +
have a foot in both camps -
have a frog in my throat -
have a gift for languages +
have a good cry -
have a good figure +
have a good head for figures +
have a good record of service +
have a good time +
have a heart condition -
have a high fat content -
have a large backing +
have a large family +
have a low opinion of him -
have a police record -
have a roof over my head +
have a say in the matter +
have a sharp tongue +
have a strong constitution +
have a temper -
have a temperature -
have a vacancy for a cook +
have a warm heart +
have a warrant for his arrest +
have a word +
have an ear for music +
have an itchy palm -
have been to Cairo +
have been waiting for years -
have big ideas +
have butterflies in the stomach -
have conquered Mount Everest +
have first pick +
have gone -
have got a bad name -
have had enough +/-
have it +
have just gone -
have many enemies -
have mercy on us +
have money to burn +
have my ear to the ground +
have my face lifted +
have my hair cut +
have my hands full +
have no choice -
have no color -
have no consistent policy -
have no conscience about leaving them +
have no doubt +
have no equal -
have no interests outside my work +
have no manners -
have no other income -
have no quarrel with him +
have no regular occupation -
have no say in the matter -
have no sense of shame -
have no shame -
have not spoken French for years -
have one foot in the grave -
have other fish to fry -
have positive proof +
have practical experience +
have really arrived +/-
have strong feelings on this matter +
have strong foreign competition -
have the exclusive rights +
have to go now +
have to learn to live with it +
have ways of making you talk +
have words -
have written your name on the palm of my hand +
haves and have-nots +/-
hay, for cattle +
hay; grass, clover, etc. mown and dried for fodder +
hay fever -
Hayes and Wi-Fi, 1999 +
hazel nut +
HDPE, high-density polyethylene +
HDPE; used for detergent bottles, milk jugs and molded plastic cases +
HDTV, high definition television +
HDTV, digital TV, 1996 +
he is +
head and shoulders +
head, thorax, and abdomen +
head start +
head transplant -
headed south +
heading for disaster -
heads and tails -
heads or tails +/-
Heads up! +
health foods +
hear no evil, see no evil, speak no evil +
heard a whisper -
heard it on the grapevine -
heard it over the radio +
hearing aid, a +
heart attack -
heart failure -
heart of the matter, the +
heart transplant +
heart-lung machine +
heart-to-heart talk, a +
heat pump +
heat shield +
heat stroke -
heat wave -
heat-resistant plastics +
heavenly bodies +
heavy artillery +
heavy drinker, a -
heavy drinking -
heavy industry +
heavy mist, a -
heavy rain -
heavy sea, a -
heavy sleeper, a +
heavy taxation -
heavy traffic -
heavy with child +
Hebrew, the language of religion +
heel of the hand, the +
Hefner and Playboy, 1953 -
Hefner and the Playboy Club, 1960 -
Heft and the American flag, 1960 +
height of the tourist season, the +-
Heimlick and Heimlick maneuver, 1974 +
Heimlich maneuver, abdominal thrusts for choking +
Heimlich valve, a chest drainage flutter valve +
Heimlich and the Heimlich valve, 1962 +
helicopter +
heliocentrism, a sun-centered universe +
Hello Kitty, a fictional character +
Hells Angels, an outlaw motorcycle club -
help, help, help; an emergency cry +
hen and chickens +
hen cackles, the (sound) +
hen clucks, the (sound) +
hen struts, the (motion) +
Hendrix and Symantec Corp., 1982 +
Hennebique and reinforced concrete, 1892 +
Hengel and the food bank, late 1960s +
Her Highness +
Her Honor +
Her Majesty +
Her Serene Highness +
herb doctor +
herb tea +
Herculean task, a +
herd instinct +
here and now +
here and there +
hereditary characteristics +
hermit crab +
hero worship -
Herod the Great and the Western Wall, 19 BC +
herpes zoster, shingles -
Hertz and the antenna, 1888 +
Hertwig and meiosis, 1876 +
Hetrick and the airbag, 1951 +
hexadactyly, six-fingers -
Heyl and the stapler, 1877 +
hickory nut +
hide and seek, a game +
hide my light under a bushel -
hiding, a defense +
hiding place +
high and low +
high and mighty +
high bar +
high beam +
high blood cholesterol -
high blood pressure -
high blood sugar -
high command +
High Court, the +
high definition television, HDTV +
high explosive +
high fashion +
high fidelity +
high finance +
high five, a hand gesture +
high flyer +
high frequency +
high gear +
high German +
high hurdles +
high ideals +
high jump +
high latitudes, near the North or South Pole +
high life +
high living +
high noon +
high octane number +
high opinion, a +
high prices
high priest +
high profile +
high school +
high sea +
high seas +
high season +
high society +
high temperatures -
high tide +
high treason -
high water +
high water mark -
high wire +
high-density polyethylene, HDPE +
high-heeled footwear, heels ranging from 2 to 5 inches or more +
Highlight +
high-pressure salesman, a -
high-tension wire +
highlight of the tour, the +
highly amusing +
highly commended +
highway to heaven, a -
Hill and postage stamp, 1840 +
hill country -
hill of beans, a +
Hill Sisters and Happy Birthday to You, 1912 +
Himalayan region and zebrafish +
hind and fawns +
hind legs +
Hindenburg, a passenger airship +
Hindenburg, destroyed by fire, 1937 -
hinder part, the +
Hindi, the language of clotheslines +
Hindu-Arabic number system, 0123456789 +
Hinduism and sacred cows +
Hinduism, Buddhism, Jainism, and the swastika, 9,000 BC +
Hing and the walkie-talkie, 1942 +
hip boots +
hip hop or rap music +
hip pockets +
hippocampus, a seahorse-shaped structure +
hippocampus, a site for spatial navigation +
hippocampus, a storage site for short-term and long-term memories +
hippocampus, located in the medial temporal lobe of the brain +
Hippocrates and the Hippocratic oath, 400 BC +
Hippocratic oath, an ethical oath in practicing medicine +
Hires and root beer, 1876 +
Hiroshima and Nagasaki, the two cities +
Hiroshima and Nagasaki, destroyed by the atomic bombs, 1945 -
His Highness +
His Holiness +
His Honor +
His Majesty +
His Serene Highness +
historical novels +
hit back +
hit bottom -
hit it with a hammer +
hit the high notes +
hit the jackpot +
hit the nail on the head +
hit the tree -
hit you in the eye -
hit-and-run driver -
hither and thither +/-
Hitler, a dictator, 1889-1945 -
Hitler and the Holocaust, 1941-1945 -
Hitler and Nazi Germany, 1933-1945 -
Hittites and bagpipes, 1000 BC +
HIV, Human Immunodeficiency Virus Infection -
HIV and AIDS -
ho, ho, ho; the laughter of Santa Claus +
hoary beard, a -
hobby horse, a toy horse +
hockey, a sport +
hockey stick +
Hodgkin, Katz, Huxley, and the action potential, 1952 +
hold a meeting +
hold at bay +
hold everything +
hold for ransom -
hold good +
hold hands +
hold it +
hold it back +
hold my hand +
hold my tongue +
hold on +
hold the chairmanship +
hold the line +
hold the purse strings +
hold the record for the high jump +
hold the reins of government +
hold tight +
hold your hand +
holding operation +
Holland and the submarine, 1891 +
Hollerith and the punched card machine, 1890 +
hollow cheeks -
hologram, a 3D image +
Holstein cattle; a high-producing, black and white dairy cow +
Holtom and the peace symbol, 1958 +
Holy Bible, the +
Holy City +
Holy Communion +
Holy Ghost +
Holy Land +
holy man, a +
holy mountain +
holy of holies +
holy orders +
Holy Spirit +
holy water +
home and garden +
home appliances +
home away from home +
home economics +
home game, a +
home invasion -
home produce +
home rule +
home run +
home theatre +
homeless man -
homes for sale +
homicidal tendencies -
homing pigeon +
homosexuals and AIDS, 1981 -
Hon and electronic cigarette, 2003 -
honest opinion, an +
honey bee +
honey bee and suicide +
honeydew melon +
Hong Kong and the Umbrella Movement, 2014 +
Honold and the spark plug, 1902 +
Honor Society and the mortarboard, 1918 +
honorary degree, an +
honorary treasurer +
hoof and mouth disease -
hook and eye +
hoop dance, a solo dance +
hopscotch, a children's game +
horn, a defense +
horror movie -
hopeless case -
hoping against hope -
hormone, a chemical messenger +
hormones in a human, about 50 +
horn, a defense +
horn of plenty +
horse chestnut +
horse gallops, the +
horse neighs, the +
horse racing +
horse trader +
Horsley, Cole, and Christmas card, 1843 +
horseshoe crab +
hospice +
hospital bed +
hospital dispensary, the +
hospitalization insurance +
hot cake +
hot cross bun +
hot dog, a fast food +
hot flash -
hot line +
hot pepper +
hot plate +
hot spring +
hot temper, a -
hot tip +
hot under the collar -
hot war -
hotwater bag +
hotwater bottle +
hound bays, the (sound) +
hound bounds, the (motion) +
Hounsfield, Cormack, and the CT scan, 1967 +
hour hand +
hourglass +
hourly bus service, an +
hours in a day, 24 +
house arrest -
House of Commons +
house of correction +
house of detention -
house of God +
House of Lords +
House of Representatives +
house of thieves, a -
house party +
house plant +
house thief -
house trailer +
house with a view, a +
household word +
household duties +
housing development, a +
hovercraft, an air-cushion vehicle +
Howson and the remembrance poppy, 1921 +
HTML, HyperText Markup Language +
HTTP, HyperText Transfer Protocol +
HTTP cookie, a small tracking software +/-
HTTPS, HyperText Transfer Protocol Secure +
hub of the universe, the +
Hubble and the red shift, 1929 +
huffing and puffing -
hula dance, a dance +
hula hoop, a toy hoop +
hula skirt +
human bird flu: H5N1, H7N3, H7N7, H7N9, and H9N2 -
Human Genome Project +
Human Immunodeficiency Virus Infection, HIV -
human race, the +
human rights +
humane society +
humpback whale, a whale with a knobbly head +
hundred percent +
hundreds of people +
hung on his words +
hunger strike +
Hunt and the safety pin, 1849 +
hunt by scent +
hunt it out +
hunted for it everywhere +
hunted high and low +
Hunter and brainwashing, 1950 -
hunting lodge, a +
hunting season, the +
hurdle race, a +
Hurley, Chen, Karim, and YouTube, 2005 +
Hurley Machine Co. and the clothes washer, 1907 +
hurried past me -
Hurst and touchscreen, 1975 +
husband and wife +
Hutchins, the WannaCry hero, 2017 +
Huygens and the pendulum clock, 1657 +
Hyatt and celluloid, 1870 +
hybrid car +
hydraulic lift, a +
hydroelectric dam +
hydrofoil, a boat that lifts above the surface of water after gaining speed +
hydrogen, H +
hydrogen bomb, a nuclear fission and fusion bomb -
hydrophone, an underwater microphone +
hydrotherapy +
hyena prowls, the (motion) +
hyena screams, the +
hymn book +
hyperlink, a reference to data +
HyperText Markup Language, HTML +
HyperText Transfer Protocol, HTTP +
HyperText Transfer Protocol Secure, HTTPS +
hypnosis, an art of inducing a trance by suggestions +
hypodermal needle +
hypodermal syringe +
hypothalamus, to maintain the body's internal balance +
hypothalamus, located below the thalamus in the brain +
hypothalamus, the pleasure center of the brain +
hysteria, the conversion of psychological distress into ticks and fits -