12-letter words containing t, o, p, r
- cephalometer — an instrument for positioning the human head for X-ray examination in cephalometry
- cephalometry — measurement of the dimensions of the human head by radiography: used mainly in orthodontics
- ceratopsians — Plural form of ceratopsian.
- cerebropathy — A hypochondriacal condition verging upon insanity, occurring in those whose brains have been unduly taxed.
- ceroplastics — the art of wax modelling
- 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
- channel port — one of the English or French ports on the English Channel
- chapter book — a children's book, typically a work of fiction, of moderate length and complexity, divided into chapters and intended for readers approximately seven to ten years old
- chapter room — a room for the use of the chapter of a religious institution
- chapter stop — any of several markers placed at intervals on a DVD film, enabling the viewer to find and select particular scenes
- chapterhouse — the building attached to a cathedral, collegiate church, or religious house in which the chapter meets
- charity shop — A charity shop is a shop that sells used goods cheaply and gives its profits to a charity.
- chart topper — a singer, band or video that comes top in the charts
- chartophylax — an official who serves chiefly as the chancellor and archivist of a diocese.
- chemotherapy — Chemotherapy is the treatment of disease using chemicals. It is often used in treating cancer.
- chemotrophic — any organism that oxidizes inorganic or organic compounds as its principal energy source.
- chemotropism — the growth response of an organism, esp a plant, to a chemical stimulus
- 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.
- chlorophytes — Plural form of chlorophyte.
- chlorophytum — any plant of the genus Chlorophytum, esp C. elatum variegatum, grown as a pot plant for its long narrow leaves with a light central stripe, and characterized by the production of offsets at the end of long scapes: family Liliaceae
- chloroplasts — Plural form of chloroplast.
- chopper tool — a core tool of flint or stone, with a transverse cutting edge, characteristic of cultures in Asia and parts of the Middle East and Europe
- 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
- christophany — an appearance or emergence of Christ following his crucifixion
- christophene — chayote.
- 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
- chromoplasts — Plural form of chromoplast.
- chronotropic — affecting the rate or timing of a physiologic process, as the heart rate.
- chrysophytes — Plural form of chrysophyte.
- chymotrypsin — a powerful proteolytic enzyme secreted from the pancreas in the form of chymotrypsinogen, being converted to the active form by trypsin
- chymotryptic — relating to chymotrypsin
- cinque ports — an association of ports on the SE coast of England, originally consisting of Hastings, Romney, Hythe, Dover, and Sandwich, which from late Anglo-Saxon times provided ships for the king's service in return for the profits of justice in their courts. The Cinque Ports declined with the growth of other ports and surrendered their charters in 1685
- clothes prop — a long wooden pole with a forked end, used to raise a line of washing to enable it to catch the breeze
- clothespress — a closet, wardrobe, or chest in which to keep clothes
- co-operative — A co-operative is a business or organization run by the people who work for it, or owned by the people who use it. These people share its benefits and profits.
- co-parenting — a divorced or separated parent who shares equally with the other parent in the custody and care of a child.
- co-president — a person who shares the highest position in an organization with another person
- co-recipient — one of two or more recipients, as of an award.
- coat protein — any protein that is a constituent of the capsid of a virus.
- coated paper — a paper whose surface has been treated to take halftone impressions or color printing
- coleopterans — Plural form of coleopteran.
- coleopterist — a person who studies the Coleoptera
- coleopterous — belonging to the order Coleoptera
- collar point — a point midway between the heart point and top of an escutcheon.
- colour depth — bits per pixel