13-letter words containing a, c, h, i, o, t
- automechanism — an automatic mechanical system or component, especially a device that operates automatically under predetermined conditions.
- autorickshaws — Plural form of autorickshaw.
- autoschediasm — anything done with little forethought or preparation
- autoschediaze — to do or act with little forethought or preparation
- bacteriophage — a virus that is parasitic in a bacterium and multiplies within its host, which is destroyed when the new viruses are released
- bacteriophagy — the action of a bacteriophage
- batrachotoxin — a steroidal alkaloid, C31H42N2O6, found in the skin of certain Neotropical frogs (genus Phyllobates) and used on poison arrows: one of the most powerful natural neurotoxins known
- behavioristic — the theory or doctrine that human or animal psychology can be accurately studied only through the examination and analysis of objectively observable and quantifiable behavioral events, in contrast with subjective mental states.
- benthopelagic — relating to species living at the bottom of the sea
- bibliothecary — a librarian
- bowling match — a game of bowls
- cainotophobia — Alternative form of cainophobia.
- card clothing — a very sturdy fabric with a leather or rubber fillet imbedded with wire teeth for disentangling and cleaning textile fibers, used to cover the rollers or flats of a carding machine.
- cardiopathies — Plural form of cardiopathy.
- carrantuohill — a mountain in SW Republic of Ireland, in Macgillicuddy's Reeks in Kerry: the highest peak in Ireland. Height: 1041 m (3414 ft)
- cash discount — a discount granted to a purchaser who pays before a stipulated date
- casting couch — a couch on which a casting director is said to seduce women seeking a part in a film or play
- catastrophise — Alt form catastrophize.
- catastrophism — an old doctrine, now discarded, that the earth was created and has subsequently been shaped by sudden divine acts which have no logical connection with each other rather than by gradual evolutionary processes
- catastrophist — the doctrine that certain vast geological changes in the earth's history were caused by catastrophes rather than gradual evolutionary processes.
- catastrophize — (obsolete) To end a comedy.
- catechization — The act of catechizing.
- catecholamine — any of a group of hormones that are catechol derivatives, esp adrenaline and noradrenaline
- cecropia moth — a large North American saturniid moth, Hyalophora (or Samia) cecropia, with brightly coloured wings and feathery antennae
- cephalization — (in the evolution of animals) development of a head by the concentration of feeding and sensory organs and nervous tissue at the anterior end
- cephalometric — Relating to cephalometrics.
- chain reactor — reactor (def 4).
- chalcostibite — a mineral, antimony copper sulfide, CuSbS 2 , occurring in lead-gray crystals.
- chalicotheres — Plural form of chalicothere.
- chang tso-lin — 1873–1928, Chinese general: military ruler of Manchuria 1918–28.
- changing tone — cambiata.
- changing-note — cambiata.
- chart-topping — very popular; coming top in the charts
- chase mortise — a mortise having one inclined narrow side.
- cheiromantist — A chiromancer.
- chiaroscurist — A painter who uses light and shade rather than colour to create the illusion of volume.
- chicago steak — a strip steak or, sometimes, a shell steak.
- chicago style — a style of jazz flourishing in Chicago especially in the early 1920s, constituting a direct offshoot of New Orleans style, and differing from its predecessor chiefly in the diminished influence of native folk sources, the greater tension of its group improvisation, the increased emphasis on solos, and the regular use of the tenor saxophone as part of the ensemble.
- chilkoot pass — a mountain pass in North America between SE Alaska and NW British Columbia, over the Coast Range
- chirographist — a person who studies or who is knowledgeable about handwriting styles
- chiromantical — Of or pertaining to chiromancy.
- chiropractics — The practice of a chiropractor.
- chiropractors — Plural form of chiropractor.
- chlorargyrite — a mineral, the naturally occurring form of silver chloride, formed in the oxidation process of silver
- chloroplastic — a plastid containing chlorophyll.
- cholesteremia — cholesterolemia.
- choripetalous — polypetalous
- chrestomathic — (of teaching or learning) That has a practical use.
- christmas box — a tip or present given at Christmas, esp to postmen, tradesmen, etc
- chromatically — In a chromatic manner.