9-letter words containing a, s, t, r
- ancestral — You use ancestral to refer to a person's family in former times, especially when the family is important and has property or land which they have had for a long time.
- anestrous — not showing estrus.
- angostura — the bitter, aromatic bark of either of two South American citrus trees, Galipea officinalis or G. cusparia, used in medicine and in the preparation of liqueurs and bitters.
- angstroms — Plural form of angstrom.
- animators — Plural form of animator.
- anoestrus — a period of sexual inactivity between two periods of oestrus in many mammals
- answer to — a spoken or written reply or response to a question, request, letter, etc.: He sent an answer to my letter promptly.
- answereth — Archaic third-person singular form of answer.
- anteaters — Plural form of anteater.
- anterooms — Plural form of anteroom.
- antibuser — someone who opposes busing
- antimeres — Plural form of antimere.
- antipress — opposed to or acting against the press
- antiprism — A polyhedron composed of two parallel copies of some particular polygon, connected by an alternating band of triangles.
- antiquers — a person who takes a special interest in antiques; a collector of antiquities; antiquary.
- antiserum — blood serum containing antibodies against a specific antigen, used to treat or provide immunity to a disease
- antishark — designed to protect against shark attacks
- antisolar — facing in the opposite direction to the sun
- antistory — a story which does not conform to the established conventions of storytelling
- antitrust — In the United States, antitrust laws are intended to stop large firms taking over their competitors, fixing prices with their competitors, or interfering with free competition in any way.
- antivirus — a piece of software designed to prevent viruses entering a computer system or network
- antshrike — any of several antbirds, especially of the genus Thamnophilus, superficially resembling the shrike.
- apartness — the quality of being apart
- apatosaur — a large, long-necked, herbivorous dinosaur
- aperients — Plural form of aperient.
- aperitifs — Plural form of aperitif.
- apertness — the quality of being apert
- apertures — Plural form of aperture.
- apiarists — Plural form of apiarist.
- apparatus — The apparatus of an organization or system is its structure and method of operation.
- appetiser — Alternative spelling of appetizer.
- apriorist — a person who believes in apriorism
- aquarists — Plural form of aquarist.
- aquitards — Plural form of aquitard.
- arbalests — Plural form of arbalest.
- arbitress — a female arbitrator
- arborists — Plural form of arborist.
- arbutuses — Plural form of arbutus.
- archivist — An archivist is a person whose job is to collect, sort, and care for historical documents and records.
- archstone — a wedge-shaped stone forming the curved part of an arch
- areostyle — (of columned buildings) having a wide intercolumniation equal to four or more diameters of one of the columns
- arethusas — Plural form of arethusa.
- argentous — of or containing silver in the monovalent state
- argonauts — Classical Mythology. a member of the band of men who sailed to Colchis with Jason in the ship Argo in search of the Golden Fleece.
- arguments — an oral disagreement; verbal opposition; contention; altercation: a violent argument.
- arhatship — the state of having achieved enlightenment, which is the ultimate goal of Theravada Buddhists
- aridities — being without moisture; extremely dry; parched: arid land; an arid climate.
- aristaeus — a son of Apollo and Cyrene: protector of herds and fields
- aristarch — a severe critic.
- aristides — known as Aristides the Just. ?530–?468 bc, Athenian general and statesman, who played a prominent part in the Greek victories over the Persians at Marathon (490), Salamis (480), and Plataea (479)