16-letter words containing h, o, u, d, a
- higher education — education beyond high school, specifically that provided by colleges and graduate schools, and professional schools.
- horsehead nebula — a dark nebula in the constellation Orion, composed of opaque cosmic dust and resembling the head of a horse.
- hot-cathode tube — thermionic tube.
- housemaid's knee — inflammation of the bursa over the front of the kneecap.
- hudsonian godwit — any of several large, widely distributed shorebirds of the genus Limosa, as the New World L. haemastica (Hudsonian godwit) having a long bill that curves upward slightly.
- huffman encoding — Huffman coding
- hundred-year-old — of one hundred years of age
- hydration number — the number of molecules of water with which an ion can combine in an aqueous solution of given concentration.
- hydrophyllaceous — belonging to the Hydrophyllaceae, the waterleaf family of plants.
- hydroxylammonium — (inorganic compound) The univalent NH3OH+ cation, derived from hydroxylamine.
- hyponitrous acid — an unstable, crystalline acid, H 2 N 2 O 2 .
- john of damascus — Saint, a.d. c675–749, priest, theologian, and scholar of the Eastern Church, born in Damascus.
- judaeo-christian — of or relating to the religious writings, beliefs, values, or traditions held in common by Judaism and Christianity.
- kurdaitcha shoes — (in certain Central Australian Aboriginal tribes) the emu-feather shoes worn by the kurdaitcha on his mission so that his footsteps may not be traced
- la rochefoucauld — François [frahn-swa] /frɑ̃ˈswa/ (Show IPA), 6th Duc de, 1613–80, French moralist and composer of epigrams and maxims.
- luck of the draw — the force that seems to operate for good or ill in a person's life, as in shaping circumstances, events, or opportunities: With my luck I'll probably get pneumonia.
- machine moulding — the process of making moulds and cores for castings by mechanical means, usually by compacting the moulding sand by vibration instead of by ramming down
- mahmud of ghazni — a.d. 971?–1030, Muslim Amir of Ghazni 997–1030.
- mail-order house — a retail firm that conducts its business by receiving orders and shipping its merchandise through the mail and that supplies its customers with catalogs, circulars, etc.
- manhood suffrage — the right of adult male citizens to vote
- many-plumed moth — a moth of the species, Alucita hexadactyla
- month of sundays — a long time
- mothering sunday — Laetare Sunday.
- moulding machine — a machine for pressing sand into a mould
- norodom sihanouk — Prince Norodom [nawr-uh-dom,, -duh m] /ˈnɔr əˌdɒm,, -dəm/ (Show IPA), 1922–2004, Cambodian statesman: premier 1952–60; chief of state 1960–70 and 1975–76.
- north lauderdale — a city in SE Florida.
- norwegian buhund — a slightly-built medium-sized dog of a breed with erect pointed ears and a short thick tail carried curled over its back
- nusslein-volhard — Christiane [kris-tee-ah-nuh,, kris-tyah-] /ˌkrɪs tiˈɑ nə,, krɪsˈtyɑ-/ (Show IPA), born 1942, German biologist: Nobel prize 1995.
- of human bondage — a novel (1915) by W. Somerset Maugham.
- on the up and up — to, toward, or in a more elevated position: to climb up to the top of a ladder.
- on the up-and-up — to, toward, or in a more elevated position: to climb up to the top of a ladder.
- orographic cloud — any cloud whose existence and form are largely controlled by the disturbed flow of air over and around mountains, as the banner cloud and crest cloud.
- orthodox judaism — Judaism as observed by Orthodox Jews.
- orthodoxy sunday — a solemn festival held on the first Sunday of Lent (Orthodoxy Sunday) commemorating the restoration of the use of icons in the church (a.d. 842) and the triumph over all heresies.
- padded shoulders — (on a garment) shoulders lined, stuffed, or filled out with soft material, esp in order to give them a higher or wider shape
- pentothal sodium — thiopental sodium
- phase modulation — radio transmission in which the carrier wave is modulated by changing its phase to transmit the amplitude and pitch of the signal.
- phosphorous acid — a colorless, crystalline, water-soluble acid of phosphorus, H 3 PO 3 , from which phosphites are derived.
- pseudohemophilia — a clotting disorder caused by abnormal factor VIII activity, and characterized by a prolonged bleeding time but without the delayed coagulation time of hemophilia.
- pseudohistorical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- pseudoparenchyma — (in certain fungi and red algae) a compact mass of tissue, made up of interwoven hyphae or filaments, that superficially resembles plant tissue.
- rough and tumble — characterized by violent, random, disorderly action and struggles: a rough-and-tumble fight; He led an adventuresome, rough-and-tumble life.
- rough-and-tumble — characterized by violent, random, disorderly action and struggles: a rough-and-tumble fight; He led an adventuresome, rough-and-tumble life.
- round lake beach — a town in NE Illinois.
- roundabout chair — corner chair.
- rule of the road — any of the regulations concerning the safe handling of vessels under way with respect to one another, imposed by a government on ships in its own waters or upon its own ships on the high seas.
- run the blockade — to go past or through a blockade
- russian orthodox — of or relating to the Russian Orthodox Church
- schouten islands — a group of islands belonging to Papua New Guinea, in the Pacific Oceans, off the N coast of New Guinea.
- shakedown cruise — extortion, as by blackmail or threats of violence.