15-letter words containing h, u
- lighthouse tube — a vacuum tube with the electrodes arranged in parallel layers closely spaced, giving a relatively high-power output at high frequencies.
- lissencephalous — having the cephalic disorder of a lack of developed brain folds
- lithium battery — A lithium battery is a type of battery used for low-power, high-reliability, long-life applications, such as clocks, cameras and calculators.
- lithium citrate — a white crystalline solid sometimes used in the treatment of manic-depressive illness and mania. Formula: Li3C6H5O7
- local authority — council, local government
- lose your heart — If you lose your heart to someone, you fall in love with them.
- louisiana heron — tricolored heron.
- luggage handler — someone whose job is to handle and direct luggage, esp at an airport
- luncheon basket — a basket that you put food in and take somewhere for a picnic
- lutzow-holm bay — an inlet of the Indian Ocean on the coast of Antarctica between Queen Maud Land and Enderby Land.
- lymphogranuloma — any of certain diseases characterized by granulomatous lesions of lymph nodes.
- lymphoid tissue — of, relating to, or resembling lymph.
- machine gunning — the act of using a machine gun
- magic mushrooms — a mushroom, Psilocybe mexicana, of Mexico and the southwestern U.S., containing the hallucinogen psilocybin.
- magnesium light — the strongly actinic white light produced when magnesium is burned: used in photography, signaling, pyrotechnics, etc.
- mahrisch-ostrau — German name of Moravská Ostrava.
- make the rounds — having a flat, circular surface, as a disk.
- male chauvinism — the beliefs, attitudes, or behavior of male chauvinists (men who patronize, disparage, or otherwise denigrate females in the belief that they are inferior to males and thus deserving of less than equal treatment or benefit).
- male chauvinist — a male who patronizes, disparages, or otherwise denigrates females in the belief that they are inferior to males and thus deserving of less than equal treatment or benefit.
- malpighian tube — one of a group of long, slender excretory tubules at the anterior end of the hindgut in insects and other terrestrial arthropods.
- malpighian tuft — glomerulus (def 2).
- man of the hour — a man who is honored by a group.
- manasseh cutler — Manasseh, 1742–1823, U.S. Congregational clergyman and scientist: promoted settlement of Ohio; congressman 1801–05.
- manual alphabet — a set of finger configurations corresponding to the letters of the alphabet, used by the deaf in fingerspelling.
- manukau harbour — an inlet of the Tasman Sea near Auckland in New Zealand on NW North Island
- marathon runner — person who runs in a marathon race
- mare erythraeum — (Red Sea) an area in the southern hemisphere of Mars, appearing as a dark region when viewed telescopically from the earth.
- marlborough leg — a tapered leg having a square section.
- masculine rhyme — a rhyme of but a single stressed syllable, as in disdain, complain.
- matta echaurren — Roberto Antonio Sebastián [raw-ver-taw ahn-taw-nyaw se-vahs-tyahn] /rɔˈvɛr tɔ ɑnˈtɔ nyɔ ˌsɛ vɑsˈtyɑn/ (Show IPA), 1911–2002, Chilean painter.
- maundy thursday — the Thursday of Holy Week, commemorating Jesus' Last Supper and His washing of the disciples' feet upon that day.
- meadow mushroom — any of various fleshy fungi including the toadstools, puffballs, coral fungi, morels, etc.
- measuring chain — a flexible length of metal links used in calculating distances
- mechanical pulp — groundwood pulp.
- methylcellulose — a grayish-white powder prepared from cellulose that swells to a highly viscous colloidal solution in water: used as a food additive and in water paints, leather tanning, and cosmetics.
- methylene group — the bivalent organic group >CH 2 , derived from methane.
- microearthquake — an earthquake of very low intensity (magnitude of 2 or less on the Richter scale).
- microhomologous — (genetics) Exhibiting microhomology.
- micropublishing — the publishing of material in microfilm
- mind how you go — Some people say 'Mind how you go' when they are saying goodbye to someone who is leaving.
- mischievousness — maliciously or playfully annoying.
- mohawk hair cut — a member of a tribe of the most easterly of the Iroquois Five Nations, formerly resident along the Mohawk River, New York.
- moment of truth — the moment in a bullfight at which the matador is about to make the kill.
- monochlamydeous — (of a flower) having a perianth of one whorl of members; not having a separate calyx and corolla
- montes riphaeus — a mountain range in the third quadrant of the visible face of the moon.
- moravian church — a Protestant Church originating in Moravia in 1722 as a revival of the sect of Bohemian Brethren. It has close links with the Lutheran Church
- most honourable — a courtesy title applied to marquesses and members of the Privy Council and the Order of the Bath
- mother language — a language from which another language is descended; parent language.
- mother superior — the head of a Christian religious community for women.
- mount suribachi — a volcanic hill in the Volcano Islands, on Iwo Jima: site of a US victory (1945) over the Japanese in World War II