8-letter words containing t, r, a, s
- allsorts — assorted small candies, usually flavored with licorice
- alterers — Plural form of alterer.
- althorns — Plural form of althorn.
- altrices — altricial birds
- altruism — Altruism is unselfish concern for other people's happiness and welfare.
- altruist — a person unselfishly concerned for or devoted to the welfare of others (opposed to egoist).
- amateurs — Plural form of amateur.
- amfortas — (in medieval legend) the leader of the knights of the Holy Grail
- amirates — Plural form of amirate.
- ammeters — Plural form of ammeter.
- amorists — Plural form of amorist.
- amortise — amortize
- amourist — Alternative form of amorist.
- amritsar — a city in India, in NW Punjab: centre of the Sikh religion; site of a massacre in 1919 of unarmed supporters of Indian self-government by British troops; in 1984 the Golden Temple, fortified by Sikhs, was attacked by Indian troops with the loss of many Sikh lives. Pop: 975 695 (2001)
- ancaster — a town in S Ontario, in S Canada.
- ancestor — Your ancestors are the people from whom you are descended.
- ancestry — Your ancestry is the fact that you are descended from certain people.
- anestrus — in the breeding cycle of many mammals, the period of sexual inactivity between two periods of estrus
- angriest — feeling or showing anger or strong resentment (usually followed by at, with, or about): to be angry at the dean; to be angry about the snub.
- angstrom — a unit of length equal to 10–10 metre, used principally to express the wavelengths of electromagnetic radiations. It is equivalent to 0.1 nanometre
- ansermet — Ernest (ɛrnɛst). 1883–1969, Swiss orchestral conductor; principal conductor of Diaghilev's Ballets Russes
- antbears — Plural form of antbear.
- antbirds — Plural form of antbird.
- antirust — (of a product or procedure) effective against rust
- antisera — a serum containing antibodies, as antitoxins or agglutinins, obtained by inoculation of animals and used for injection into other animals to provide immunity to a specific disease.
- antrorse — directed or pointing upwards or forwards
- aoristic — Grammar. pertaining to the aorist.
- aortitis — inflammation of the aorta
- apastron — the point at which the stars of a binary system are farthest apart (opposed to periastron).
- aphorist — a person who makes or uses aphorisms.
- apiarist — a person who studies or keeps bees
- aplustre — the ornamental stern on an ancient Greek or Roman ship
- apricots — Plural form of apricot.
- apsyrtus — a son of Aeëtes, killed by his sister Medea, who, while fleeing with Jason, threw pieces of her brother's body into the sea so that her father, in pursuing her, might be delayed while picking them up.
- apterous — (of insects) without wings, as silverfish and springtails
- aquarist — the curator of an aquarium
- arbalest — a large medieval crossbow, usually cocked by mechanical means
- arbalist — a powerful medieval crossbow with a steel bow, used to shoot stones, metal balls, arrows, etc.
- arbiters — Plural form of arbiter.
- arborist — a specialist in the cultivation of trees
- arcanist — a person with secret knowledge of a manufacturing technique
- archaist — something archaic, as a word or expression.
- arctiids — Plural form of arctiid.
- arcturus — the brightest star in the constellation Boötes: a red giant. Visual magnitude: –0.4; spectral type: K2III; distance: 37 light years
- arethusa — a North American orchid, Arethusa bulbosa, having one long narrow leaf and one rose-purple flower fringed with yellow
- ariettas — Plural form of arietta.
- ariettes — a short aria.
- aristate — Botany. having aristae; awned.
- aristide — Jean-Bertrand, born 1953, Haitian priest and political leader: first democratically elected president, 1991, 1994–96, 2001–04.
- armorist — a heraldry expert