12-letter words containing a, c, h, r, o
- chloralamide — (chemistry) A compound of chloral and formic amide, used to induce sleep.
- chlorambucil — an alkylating drug derived from nitrogen mustard, administered orally in the treatment of leukaemia and other malignant diseases. Formula: C14H19Cl2NO2
- chlorapatite — (mineral) A variety of apatite containing chloride instead of fluoride.
- chlorenchyma — plant tissue consisting of parenchyma cells that contain chlorophyll
- chloric acid — a strong acid with a pungent smell, known only in solution and in the form of chlorate salts. Formula: HClO3
- 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
- chlorocarbon — a chemical compound containing carbon and chlorine, as carbon tetrachloride, or containing carbon, chlorine, and hydrogen, as chloroform.
- chloroethane — ethyl chloride.
- chloroplasts — Plural form of chloroplast.
- chocolatiers — Plural form of chocolatier.
- choirmasters — Plural form of choirmaster.
- choke collar — a training collar for a dog, that tightens when the dog strains at the leash
- cholerically — In a choleric manner.
- chondroblast — a type of cell that develops into a chondrocyte or cartilage cell
- chondrostian — relating to the class Chondrostei of fish with fin rays
- chook chaser — a small motorcycle, esp for off-road use
- chook raffle — a raffle for which the main prize is a roast chicken
- chord change — a movement from one chord to another
- choregrapher — Alt form choreographer.
- choreographs — Third-person singular simple present indicative form of choreograph.
- choreography — Choreography is the inventing of steps and movements for ballets and other dances.
- chorographer — Someone who desscribes a particular region or country.
- chorographic — Relating to chorography.
- 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.
- chorological — relating to the place where something can be found
- chorus pedal — an electronic device that creates the effect of more than one sound from a single source by combining a short delay with slight deviations in pitch
- chorusmaster — the conductor of a choir
- chota nagpur — a plateau in E India, mainly in Jharkhand state since 2000: forested, with rich mineral resources and much heavy industry; produces chiefly lac (world's leading supplier), coal (half India's total output), and mica
- choux pastry — a very light pastry made with eggs, used for eclairs, etc
- chowderheads — Plural form of chowderhead.
- chrestomathy — a collection of literary passages, used in the study of language
- 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
- chromatogram — a column or strip of material containing constituents of a mixture separated by chromatography
- chromatology — chromatics.
- 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
- chromic acid — an unstable dibasic oxidizing acid known only in solution and in the form of chromate salts. Formula: H2CrO4
- chromography — (obsolete) chromolithography.
- chromonemata — a chromosome thread that is relatively uncoiled at early prophase but assumes a spiral form at metaphase.
- chromophilia — the property of staining readily.
- chromophobia — Lb biology The quality of being resistant to staining.
- chromoplasts — Plural form of chromoplast.
- chronographs — Plural form of chronograph.
- chronography — an arrangement of past events
- chronophobia — Fear of the passing of time, or more generally of time itself.
- chrysography — the art of writing in ink made of powdered gold suspended in a small amount of glair or gum.