8-letter words containing a, r, i, d
- airdrops — Plural form of airdrop.
- airedale — a large rough-haired tan-coloured breed of terrier characterized by a black saddle-shaped patch covering most of the back
- airfield — An airfield is an area of ground where aircraft take off and land. It is smaller than an airport.
- airheads — Plural form of airhead.
- airspeed — An aircraft's airspeed is the speed at which it travels through the air.
- alcindor — (Ferdinand) Lew(is, Jr.) original name of Abdul-Jabbar.
- aldicarb — a crystalline compound, C7H14N2O2S, used as a pesticide against insects, mites and nematodes
- aldridge — Ira Frederick ("the African Roscius") 1804?–67, U.S. actor, primarily in Europe.
- alreadie — Obsolete spelling of already.
- amberoid — a synthetic amber made by compressing pieces of amber and other resins together at a high temperature
- andirons — Plural form of andiron.
- andretti — Mario. born 1940, US racing driver: Formula One world champion (1978)
- androids — Plural form of android.
- aniridia — the absence of an iris, due to a congenital condition or an injury
- ant bird — any of numerous passerine birds of the family Formicariidae, of the New World tropics, many species of which follow army ant swarms to feed on insects disturbed by the ants.
- antbirds — Plural form of antbird.
- antidrug — (of a person, group or initiative) discouraging illegal drug use
- apprised — appraise.
- apprized — Simple past tense and past participle of apprize.
- aquarids — either of two collections of meteors comprising meteor showers having their apparent origin in the constellation Aquarius and visible either in early May (Eta Aquarids) or late July (Delta Aquarids)
- aquitard — A semipermeable layer along an aquifer.
- arachnid — any terrestrial chelicerate arthropod of the class Arachnida, characterized by simple eyes and four pairs of legs. The group includes the spiders, scorpions, ticks, mites, and harvestmen
- araldite — a strong epoxy resin best known as a glue
- arcadian — of or relating to Arcadia or its inhabitants, esp the idealized Arcadia of pastoral poetry
- arcading — An arrangement of arcades.
- archived — Simple past tense and past participle of archive.
- arctiids — Plural form of arctiid.
- argufied — Simple past tense and past participle of argufy.
- arguidos — Plural form of arguido.
- aridisol — a soil type common to the world's deserts, poor in organic matter and rich in salts.
- aridness — The state or quality of being arid.
- arillode — a false aril, developing from an opening in the covering of the ovule instead of from its stalk
- arilloid — relating to or resembling an aril
- aristide — Jean-Bertrand, born 1953, Haitian priest and political leader: first democratically elected president, 1991, 1994–96, 2001–04.
- armidale — a town in Australia, in NE New South Wales: a centre for tourism. Pop: 20 271 (2001)
- arointed — Simple past tense and past participle of aroint.
- arsenide — a compound in which arsenic is the most electronegative element
- articled — In Britain, someone who is articled to a firm of lawyers or accountants is employed by the firm and is training to become qualified.
- ascarids — Plural form of ascarid.
- ascribed — Simple past tense and past participle of ascribe.
- asteroid — An asteroid is one of the very small planets that move around the sun between Mars and Jupiter.
- astroids — Plural form of astroid.
- attrited — worn down by friction or attrition
- auditors — Plural form of auditor.
- auditory — Auditory means related to hearing.
- aumildar — a manager or agent.
- auricled — (botany) auriculate.
- avoiders — Plural form of avoider.
- awarding — Present participle of award.
- bad trip — a mentally or physically horrifying drug-taking experience, as one accompanied by nightmarish hallucinations or by physical pain.