12-letter words containing h, o, a
- dechlorinate — to remove chlorine from (a substance)
- demographers — Plural form of demographer.
- demographics — data resulting from the science of demography; population statistics
- demographies — the science of vital and social statistics, as of the births, deaths, diseases, marriages, etc., of populations.
- demonography — a treatise on demons.
- dephlegmator — an apparatus used for dephlegmation
- dermatophyte — any parasitic fungus that affects the skin
- dermographia — dermatographia.
- dermographic — dermatographia.
- detectaphone — a device for listening secretly to others' telephone conversations
- deuteropathy — any abnormality that is secondary to another pathological condition.
- diamond head — promontory in SE Oahu, Hawaii, near Honolulu, consisting of the rim of an extinct volcanic crater
- diaphanously — In a diaphanous manner or to a diaphanous extent.
- diarthrodial — a form of articulation that permits maximal motion, as the knee joint.
- diastrophism — the process of movement and deformation of the earth's crust that gives rise to large-scale features such as continents, ocean basins, and mountains
- diazomethane — a yellow odourless explosive gas, used as a methylating agent. Formula: CH2:N:N
- dichotically — in a dichotic manner
- dichromatism — the quality or condition of being dichromatic
- dictatorship — Dictatorship is government by a dictator.
- diencephalon — the posterior section of the forebrain.
- diphosphates — a pyrophosphate.
- disauthorize — to take authority away from (a person or organization)
- discographer — a person who compiles discographies.
- discographic — of or relating to a discography
- disharmonize — (intransitive) To cause disorder.
- dishonorable — showing lack of honor or integrity; ignoble; base; disgraceful; shameful: Cheating is dishonorable.
- dishonorably — In a dishonorable manner.
- dispatch box — a case or box used to hold valuables or documents, esp official state documents
- do away with — from this or that place; off: to go away.
- dodecahedral — Having twelve plane surfaces.
- dodecahedron — a solid figure having 12 faces.
- dodecaphonic — musical composition using the 12-tone technique.
- dog's chance — little likelihood; small chance (usually used in the negative): That project didn't have a dog's chance of succeeding.
- dolphinarium — An aquarium in which dolphins are kept and trained for public entertainment.
- donald knuth — (person) Donald E. Knuth, the author of the TeX document formatting system, Metafont its font-design program and the 3 volume computer science "Bible" of algorithms, "The Art of Computer Programming". Knuth suggested the name "Backus-Naur Form" and was also involved in the SOL simulation language, and developed the WEB literate programming system. See also MIX, Turingol.
- doomwatching — the act of watching the environment to warn of and prevent harm
- dorothea dix — Dorothea Lynde [lind] /lɪnd/ (Show IPA), (Dorothy) 1802–87, U.S. educator and social reformer.
- double sharp — a symbol (× or ) that raises by two semitones the pitch of the following note.
- doubleheader — Sports. two games, as of baseball, between the same teams on the same day in immediate succession. two games, as of basketball, between two different pairs of teams on the same day in immediate succession.
- douglas hurd — a third-class university degree
- douglas-home — Alexander Frederick (Baron Home of the Hirsel) 1903–1995, British statesman and politician: prime minister 1963–64.
- down-at-heel — of a shabby, run-down appearance; seedy: He is rapidly becoming a down-at-heel drifter and a drunk.
- down-hearted — dejected; depressed; discouraged.
- dragon light — a herbal remedy for impotence
- drama school — a college which trains students (who are generally 18+) to act
- drapery shop — a shop selling fabrics and sewing materials
- draughtboard — checkerboard (def 1).
- draughtproof — That prevents the access of draughts.
- dreadnoughts — Plural form of dreadnought.
- drift anchor — a sea anchor or drag.