12-letter words containing a, h, i, t, o
- chiropterans — Plural form of chiropteran.
- chlorapatite — (mineral) A variety of apatite containing chloride instead of fluoride.
- chlorinating — Present participle of chlorinate.
- chlorination — Chemistry. to combine or treat with chlorine. to introduce chlorine atoms into an organic compound by an addition or substitution reaction.
- chloroacetic — an acid made by chlorinating acetic acid
- chocolatiers — Plural form of chocolatier.
- choirmasters — Plural form of choirmaster.
- chondrostian — relating to the class Chondrostei of fish with fin rays
- choroid coat — a pigmented, highly vascular membrane of the eye that is continuous with the iris and lies between the sclera and the retina, functioning to nourish the retina and absorb scattered light.
- christophany — an appearance or emergence of Christ following his crucifixion
- chromaticism — the use of chromatic tones.
- chromaticity — the quality of a colour or light with reference to its purity and its dominant wavelength
- chromatophil — Also, chromatophilic, chromatophilous [kroh-muh-tof-uh-luh s] /ˌkroʊ məˈtɒf ə ləs/ (Show IPA). chromophil (def 1).
- chromatopsia — an irregularity in the ability to see colours properly
- coachability — a large, horse-drawn, four-wheeled carriage, usually enclosed.
- coast salish — (in Canada) a division of the peoples who speak Salish languages
- coelacanthic — of or relating to the coelacanth
- coenesthesia — general awareness of one's own body
- cohabitating — cohabit.
- cohabitation — the state or condition of living together in a conjugal relationship without being married
- constraineth — Archaic third-person singular form of constrain.
- contact high — a state of altered consciousness caused by inhaling the drugs other people are smoking
- coprophagist — a person who eats excrement
- criptography — (spelling) It's spelled "cryptography".
- curtain hook — a hook used to attach a curtain to a curtain rail
- cytochalasin — any of a group of metabolites derived from fungus that interfere with cell processes
- cytochemical — the branch of cell biology dealing with the detection of cell constituents by means of biochemical analysis and visualization techniques.
- day hospital — part of a hospital that offers therapeutic services, where patients usually attend all day but go home or to a hospital ward at night
- death notice — a public announcement, e.g. in a newspaper, that someone has died
- dechlorinate — to remove chlorine from (a substance)
- 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.
- diphosphates — a pyrophosphate.
- disauthorize — to take authority away from (a person or organization)
- 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.
- 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.
- dragon light — a herbal remedy for impotence
- drift anchor — a sea anchor or drag.
- earth-moving — Earth-moving equipment is machinery that is used for digging and moving large amounts of soil.
- east chicago — a port in NW Indiana, on Lake Michigan, near Chicago.
- east lothian — a historic county in SE Scotland.
- eating house — a restaurant or other place where one can eat
- echolocation — the general method of locating objects by determining the time for an echo to return and the direction from which it returns, as by radar or sonar.
- enantiomorph — Each of two crystalline or other geometric forms that are mirror images of each other.