13-letter words containing a, c, e, t, i, m
- ascertainment — to find out definitely; learn with certainty or assurance; determine: to ascertain the facts.
- aschelminthes — a major grouping (formerly a phylum) of small-to-microscopic pseudocoelomate organisms, as the rotifers, nematodes, and gastrotriches, all of which are now classified as separate phyla.
- athematically — in an athematic manner
- atlantic time — the civil time officially adopted for a country or region, usually the civil time of some specific meridian lying within the region. The standard time zones in the U.S. (Atlantic time, Eastern time, Central time, Mountain time, Pacific time, Yukon time, Alaska-Hawaii time, and Bering time) use the civil times of the 60th, 75th, 90th, 105th, 120th, 135th, 150th, and 165th meridians respectively, the difference of time between one zone and the next being exactly one hour.
- atmospherical — pertaining to, existing in, or consisting of the atmosphere: atmospheric vapors.
- atomic energy — nuclear energy
- atomic number — the number of protons in the nucleus of an atom of an element
- atomic theory — any theory in which matter is regarded as consisting of atoms, esp that proposed by John Dalton postulating that elements are composed of atoms that can combine in definite proportions to form compounds
- atomic volume — the atomic weight (relative atomic mass) of an element divided by its density
- atomic weapon — a weapon in which energy is provided by nuclear fission
- atomic weight — the weight of one atom of an element expressed in atomic mass units: it is the average weight of all the isotopes of the element
- autoeroticism — the arousal and use of one's own body as a sexual object, as through masturbation
- automechanism — an automatic mechanical system or component, especially a device that operates automatically under predetermined conditions.
- autoschediasm — anything done with little forethought or preparation
- azurmalachite — a blue-green ornamental stone consisting of a mixture of azurite and malachite.
- basidiomycete — any fungus of the phylum Basidiomycota (formerly class Basidiomycetes), in which the spores are produced in basidia. The group includes boletes, puffballs, smuts, and rusts
- bathylimnetic — (of an organism) living in the depths of lakes and marshes
- benefit match — a sports match organized to raise money for charity, or for a particular player
- bimetallistic — relating to bimetallism
- bioaccumulate — (of substances, esp toxins) to build up within the tissues of organisms
- biocompatible — not rejected by the body
- biosystematic — relating to biosystematics
- bureaucratism — an official of a bureaucracy.
- cabinet maker — A cabinet maker is a person who makes high-quality wooden furniture.
- cabinet-maker — a person who makes fine furniture and other woodwork.
- cabinetmakers — Plural form of cabinetmaker.
- cabinetmaking — the manufacture of fine furniture and other woodwork.
- calamity jane — real name Martha Canary. ?1852–1903, US frontierswoman, noted for her skill at shooting and riding
- camel cricket — cave cricket.
- camping stove — a portable stove powered by butane gas canisters, designed to be used for cooking while camping
- capellmeister — a person in charge of an orchestra, esp in an 18th-century princely household
- cat distemper — distemper1 (def 1c).
- catecholamine — any of a group of hormones that are catechol derivatives, esp adrenaline and noradrenaline
- categorematic — (of a word) able to stand alone as a term or subject
- caution money — a sum of money deposited as security for good conduct, against possible debts, etc
- cecropia moth — a large North American saturniid moth, Hyalophora (or Samia) cecropia, with brightly coloured wings and feathery antennae
- cephalometric — Relating to cephalometrics.
- ceremonialist — of, relating to, or characterized by ceremony; formal; ritual: a ceremonial occasion.
- cerium metals — the metals lanthanum, cerium, praseodymium, neodymium, promethium, and samarium, forming a sub-group of the lanthanides
- chase mortise — a mortise having one inclined narrow side.
- chastisements — severe criticism; a rebuke or strong reprimand.
- cheiromantist — A chiromancer.
- chimney stack — A chimney stack is the brick or stone part of a chimney that is above the roof of a building.
- chimneybreast — the wall or walls that surround the base of a chimney or fireplace
- cholesteremia — cholesterolemia.
- chrematistics — Study of wealth.
- chrestomathic — (of teaching or learning) That has a practical use.
- christmas eve — Christmas Eve is the 24th of December, the day before Christmas Day.
- christmastide — the festival season from Christmas to after New Year's Day.
- christmastime — the Christmas season, traditionally from Christmas Eve through New Year's Day or to Epiphany (Jan. 6)