12-letter words containing h, o, t, a, i, r
- astrophysics — Astrophysics is the study of the physical and chemical structure of the stars, planets, and other natural objects in space.
- atheoretical — having no connection with and not founded on theory
- athrocytosis — the capability of a cell to receive and store matter
- atmospherics — Atmospherics are elements in something such as a piece of music or a book which create a certain atmosphere.
- atmospherium — an optical system used to simulate images of atmospheric phenomena, as cloud formations, storms, and day and night, on the inside of a dome.
- attorneyship — The office or profession of an attorney.
- australopith — (archaeology, anthropology, paleonotology) Of or pertaining to the extinct hominid primates, of the genus Australopithecus, from the Pleistocene period.
- authorizable — able to be authorized
- autographing — Present participle of autograph.
- automorphism — the practice of seeing others as having the same characteristics as oneself
- autorhythmic — That generates its own rhythm.
- autorickshaw — (in India) a light three-wheeled vehicle driven by a motorcycle engine
- azathioprine — a synthetic drug that suppresses the normal immune responses of the body and is administered orally during and after organ transplantation and also in certain types of autoimmune disease. Formula: C9H7N7O2S
- azithromycin — A macrolide antibiotic derived from erythromycin.
- bathochromic — denoting or relating to a shift to a longer wavelength in the absorption spectrum of a compound
- birthday boy — the boy or man whose birthday is being celebrated
- bletheration — nonsense!
- boar-hunting — the practice of hunting wild boars
- branch point — Electricity. a point in an electric network at which three or more conductors meet.
- cachinnatory — Pertaining to loud or immoderate laughter.
- camphorating — Present participle of camphorate.
- cartographic — Of or pertaining to the making of maps.
- cartoonishly — in a cartoonish manner
- case history — A person's case history is the record of past events or problems that have affected them, especially their medical history.
- cataphoresis — electrophoresis
- catastrophic — Something that is catastrophic involves or causes a sudden terrible disaster.
- cathiodermie — a beauty treatment for the skin, which involves using electrotherapy
- chaetiferous — having bristles
- chalcopyrite — a widely distributed yellow mineral consisting of a sulphide of copper and iron in tetragonal crystalline form: the principal ore of copper. Formula: CuFeS2
- chalicothere — any of various very large extinct Tertiary horselike perissodactyl mammals that had clawed feet but otherwise resembled titanotheres
- charity shop — A charity shop is a shop that sells used goods cheaply and gives its profits to a charity.
- charity toss — a free shot given as a penalty for a foul
- charity work — unpaid work, usually fundraising, done in aid of a charity
- chill factor — windchill factor
- chiropractic — Chiropractic is the treatment of injuries by pressing and moving people's joints, especially the spine.
- chiropractor — A chiropractor is a person who treats injuries by chiropractic.
- 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