15-letter words containing t, h, i
- chatham islands — a group of islands in the S Pacific Ocean, forming a county of South Island, New Zealand: consists of the main islands of Chatham, Pitt, and several rocky islets. Chief settlement: Waitangi. Pop: 609 (2006 est). Area: 963 sq km (372 sq miles)
- chelating agent — a chemical compound that coordinates with a metal to form a chelate, often used to trap or remove heavy metal ions
- chemical toilet — a toilet in which waste is treated with chemicals
- chemolithotroph — Chemoautotroph.
- chemoprevention — the prevention of disease, esp cancer, by means of chemical agents
- chemopsychiatry — the study and application of chemical substances in psychiatry
- chemosterilants — Plural form of chemosterilant.
- chemotaxonomist — a specialist in the field of chemotaxonomy
- chest infection — a respiratory infection mainly affecting the chest
- chesterfieldian — of or like Lord Chesterfield; suave; elegant; polished
- chestnut blight — a disease of chestnut trees, caused by a fungus (Endothia parasitica), that has virtually destroyed the American chestnut
- chewing tobacco — tobacco, in the form of a plug, usually flavored, for chewing rather than smoking.
- chi-square test — a test derived from the chi-square distribution to compare the goodness of fit of theoretical and observed frequency distributions or to compare nominal data derived from unmatched groups of subjects
- chicago heights — a city in NE Illinois, S of Chicago.
- chicken lobster — a young lobster weighing 1 pound (0.4 kg) or less.
- chicken nuggets — small pieces of chicken fried in batter
- chicken-hearted — easily frightened; cowardly
- chief assistant — the most important or top-ranking assistant to an official
- chief constable — A Chief Constable is the officer who is in charge of the police force in a particular county or area in Britain.
- chief executive — the person with overall responsibility for the efficient running of a company, organization, etc
- chief inspector — an officer of high rank in British police forces
- chief secretary — (in Britain) the second most senior Treasury post, after the Chancellor of the Exchequer
- child abduction — the crime of removing a child from its rightful home
- child battering — child abuse in the form of battering
- child endowment — a social security payment for dependent children
- child restraint — a device used to protect a child in a motor vehicle
- child-battering — the physical abuse of a child by a parent or guardian, as by beating.
- child-resistant — that resists being opened, tampered with, or damaged by a child; childproof: a child-resistant medicine cabinet.
- chile saltpeter — sodium nitrate, esp. as found naturally in Chile and Peru
- chile saltpetre — a naturally occurring form of sodium nitrate: a soluble white or colourless mineral occurring in arid regions, esp in Chile and Peru
- chiller cabinet — a cupboard or chest in a shop where chilled foods and drinks are displayed and kept cool
- chilling effect — a discouraging or deterring effect, especially one resulting from a restrictive law or regulation.
- chimney-pot hat — a high silk hat; top hat.
- chinese crested — a small dog of a Chinese breed having long slender legs and a hairless body with hair only on the feet, head, and tail
- chinese gelatin — agar (def 1).
- chinese lantern — a collapsible lantern made of thin coloured paper
- chinese mustard — brown mustard.
- chintz curtains — curtains made of chintz
- chiropterophily — Pollination by bats.
- chitlin circuit — a group of clubs and theaters featuring black performers and intended to appeal to black people.
- cholangiectasis — Dilation of the bile ducts.
- cholecystokinin — a hormone secreted by duodenal cells that stimulates the contraction of the gall bladder and secretion of pancreatic enzymes
- cholesterolemia — the presence of an abnormal amount of cholesterol in the blood.
- chorda tendinea — any of the tendons extending from the papillary muscles to the atrioventricular valves and preventing the valves from moving into the atria during ventricular contraction.
- chorioallantoic — relating to the chorioallantois
- chorioallantois — the membrane of a fetus that is formed by the merging of the allantois and the chorion
- chorioretinitis — (medicine) An inflammation of the choroid and retina of the eye.
- christadelphian — a member of a Christian millenarian sect founded in the US about 1848, holding that only the just will enter eternal life, that the wicked will be annihilated, and that the ignorant, the unconverted, and infants will not be raised from the dead
- christcross-row — the alphabet.
- christmas carol — a joyful hymn or religious song, celebrating the birth of Christ