12-letter words containing d, e, t, r, a
- antidiuretic — (of a hormone, treatment, etc) acting on the kidneys to control water excretion
- antihydrogen — hydrogen in which the nucleus is an antiproton with an orbiting positron
- antiperiodic — efficacious against recurring attacks of a disease
- antipredator — discouraging or protecting against predators
- aperiodicity — not periodic; irregular.
- apfelstrudel — apple strudel
- apostle bird — a gregarious grey-and-brown Australian nest-building bird, Struthidea cinerea
- applied arts — arts that are put to practical use
- appropriated — suitable or fitting for a particular purpose, person, occasion, etc.: an appropriate example; an appropriate dress.
- approximated — near or approaching a certain state, condition, goal, or standard.
- arched truss — a truss having an archlike form but unlike a true arch in that it is free to move horizontally at its base, as in expanding or contracting because of temperature changes.
- arfvedsonite — a type of hornblende with the composition Na3(Fe,Mg)4FeSi8O22(OH)2
- armada chest — an iron or iron-bound strongbox of the 17th or 18th century.
- armor-plated — An armor-plated vehicle or building has a hard metal covering in order to protect it from gunfire and other missiles.
- arrival date — Your arrival date is the date that you are expected to come to a hotel or other location.
- arseniureted — combined with arsenic
- art director — a person responsible for the sets and costumes in a film
- arterialized — Simple past tense and past participle of arterialize.
- artiodactyle — (zoology) One of the Artiodactyla, a group of ungulates.
- arts student — a person studying an arts subject
- assortedness — the position of being sorted, grouped or harmonized with, well or badly, or provided with a good or bad assortment or mixture
- at the ready — If you have something at the ready, you have it in a position where it can be quickly and easily used.
- atharva-veda — the fourth and latest Veda, largely consisting of priestly spells and incantations
- auctioneered — Simple past tense and past participle of auctioneer.
- autodestruct — likely to or possessing the power to destroy or obliterate itself or its possessor
- autodiallers — Plural form of autodialler.
- bacteria bed — a layer of sand or gravel used to expose sewage effluent, in its final stages, to air and the action of microorganisms
- bactericidal — any substance capable of killing bacteria.
- bactericides — Plural form of bactericide.
- bacteriocide — Alternative form of bactericide.
- bad-tempered — Someone who is bad-tempered is not very cheerful and gets angry easily.
- badger state — any of various burrowing, carnivorous mammals of the family Mustelidae, as Taxidea taxus, of North America, and Meles meles, of Europe and Asia.
- ballad metre — the metre of a ballad stanza
- bandersnatch — a fictional creature created by Lewis Carroll in his poem Jabberwocky, and appearing also in The Hunting of the Snark and Through the Looking-Glass
- bastard file — a file of the commercial grade of coarseness between coarse and second-cut.
- bated breath — to moderate or restrain: unable to bate our enthusiasm.
- batter board — (at a building site) one of a number of boards set horizontally to support strings for outlining the foundation plan of a building.
- batter bread — spoon bread.
- battery acid — acid used in batteries, esp car batteries
- battle dress — military field uniform and accouterments, generally camouflaged and stripped of all ornamentation.
- battleground — A battleground is the same as a battlefield.
- beardtongues — Plural form of beardtongue.
- beth midrash — a place where Jews gather to study the Talmud and other religious writings; a small synagogue.
- bird watcher — a person who identifies and observes birds in their natural habitat as a recreation.
- bird-watcher — A bird-watcher is a person whose hobby is watching and studying wild birds in their natural surroundings.
- blackhearted — wicked; evil
- bond servant — a person who serves in bondage; slave.
- boobytrapped — to set with or as if with a booby trap; attach a booby trap to or in.
- border state — a state adjacent to a border
- border taxes — taxes payable on goods taken across a border