11-letter words containing a, r, c, t
- appreciates — to be grateful or thankful for: They appreciated his thoughtfulness.
- appreciator — to be grateful or thankful for: They appreciated his thoughtfulness.
- apprenticed — a person who works for another in order to learn a trade: an apprentice to a plumber.
- apprentices — Plural form of apprentice.
- approacheth — Archaic third-person singular form of approach.
- apricot jam — a sweet preserve made from apricots
- aprioristic — belief in, or reliance upon, a priori reasoning, arguments, or principles.
- aquaculture — the cultivation of freshwater and marine resources, both plant and animal, for human consumption or use
- aquiculture — aquaculture
- araeometric — relating to araeometry
- arborescent — having the shape or characteristics of a tree
- arc tangent — the angle, measured in radians, that has a tangent equal to a given number. Symbol: tan −1. Abbreviation: arc tan;
- arc-boutant — flying buttress.
- archaeocyte — (in sponges) a type of amoebocyte capable of developing into other types of cells, especially reproductive cells.
- archenteric — Of or pertaining to an archenteron.
- archenteron — the cavity within an embryo at the gastrula stage of development that eventually becomes the digestive cavity
- archeometry — the branch of archaeology that deals with the dating of archaeological specimens through specific techniques, as radiocarbon dating and amino-acid dating.
- archicortex — (anatomy) Part of the allocortex, specifically three layered hippocampal cortexes necessary for hippocampus formation.
- architected — a person who engages in the profession of architecture.
- architector — (obsolete) An architect.
- architraved — having an architrave or architraves
- architraves — Plural form of architrave.
- archpriests — Plural form of archpriest.
- archtraitor — A chief or transcendent traitor.
- arctic char — a char, Salvelinus alpinus, that occurs in northern and arctic seas
- arctic hare — a large hare, Lepus arcticus, of the Canadian Arctic whose fur is white in winter
- arctic seal — rabbit fur that has been sheared and dyed to simulate sealskin.
- arctic skua — a predatory gull-like bird, Stercorarius parasiticus, which harasses terns or gulls into dropping or disgorging fish they have caught; it breeds in northern Eurasia and North America
- arctic tern — a black-capped tern, Sterna paradisea, that breeds in the Arctic and then migrates as far south as the Antarctic
- arctic zone — the section of the earth's surface lying between the Arctic Circle and the North Pole.
- arcticology — the scientific study of the Polar Regions.
- arctophilia — the practice of collecting teddy bears
- areocentric — relating to a reference system which has Mars as its centre
- aristarchus — a crater in the NE quadrant of the moon, having a diameter of about 37 kilometres, which is the brightest formation on the moon
- aristocracy — The aristocracy is a class of people in some countries who have a high social rank and special titles.
- aristocrats — Plural form of aristocrat.
- arith-matic — (language) An extension of Grace Hopper's A-2 programming language, developed in about 1955. ARITH-MATIC was originally known as A-3, but was renamed by the marketing department of Remington Rand UNIVAC.
- arithmetics — Plural form of arithmetic.
- aromaticity — the property of certain planar cyclic conjugated molecules, esp benzene, of behaving like unsaturated molecules and undergoing substitution reactions rather than addition as a result of delocalization of electrons in the ring
- ars poetica — the art of poetry
- arsenicated — Treated with arsenate or other arsenic compound.
- art college — a college at which students study and make art of various kinds, such as drawing, painting and sculpture
- artefactual — relating to an artefact
- arthrectomy — surgical excision of a joint
- arthritical — Also, arthritical. of, relating to, or afflicted with arthritis.
- arthroscope — a tubular instrument that is inserted into the capsule of a joint to examine the joint, extract tissue, etc
- arthroscopy — the use of an arthroscope to diagnose an injury to or disease of a joint or to perform minor surgery on a joint.
- articulable — having the ability to be articulated
- articularly — of or relating to the joints.
- articulated — An articulated vehicle, especially a lorry, is made in two or more sections which are joined together by metal bars, so that the vehicle can turn more easily.