8-letter words containing a, r, i
- apricity — (obsolete) The warmth of the Sun.
- apricots — Plural form of apricot.
- apterium — a bare patch on the skin of a bird between the feathered pterylae
- apurimac — a river in S Peru, rising in the Andes and flowing northwest into the Urubamba River. Length: about 885 km (550 miles)
- apyretic — without fever
- apyrexia — absence of fever
- aquarial — related to an aquarium
- aquarian — a person who keeps an aquarium
- 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)
- aquarist — the curator of an aquarium
- aquarium — An aquarium is a building, often in a zoo, where fish and underwater animals are kept.
- aquarius — Aquarius is one of the twelve signs of the zodiac. Its symbol is a person pouring water. People who are born approximately between 20th January and 18th February come under this sign.
- aquifers — Plural form of aquifer.
- aquiform — Resembling water; watery, liquid.
- aquitard — A semipermeable layer along an aquifer.
- ar rimal — Rubʿ al Khali.
- arabises — any plant of the genus Arabis, including the rock cresses.
- 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
- araguaia — a river in central Brazil, rising in S central Mato Grosso state and flowing north to the Tocantins River. Length: over 1771 km (1100 miles)
- araguari — a city in central Brazil.
- araldite — a strong epoxy resin best known as a glue
- arancini — (in Italian cookery) a dish consisting of balls of rice stuffed with a savoury filling, coated in breadcrumbs and fried
- arapaima — a very large primitive freshwater teleost fish, Arapaima gigas, that occurs in tropical South America and can attain a length of 4.5 m (15 ft) and a weight of 200 kg (440 lbs): family Osteoglossidae
- arbalist — a powerful medieval crossbow with a steel bow, used to shoot stones, metal balls, arrows, etc.
- arbiters — Plural form of arbiter.
- arbitral — of or relating to arbitration
- arbitrer — arbitrator.
- arborise — To cause to have a tree like appearance.
- arborist — a specialist in the cultivation of trees
- arborite — a brand of laminated plastic sheets containing melamine, used esp for heat-resistant surfaces that can be easily cleaned
- arborize — to give, or take on, a treelike branched appearance
- arc sine — the angle, measured in radians, that has a sine equal to a given number. Symbol: sin −1. Abbreviation: arc sin, arcsin;
- arcadian — of or relating to Arcadia or its inhabitants, esp the idealized Arcadia of pastoral poetry
- arcading — An arrangement of arcades.
- arcanist — a person with secret knowledge of a manufacturing technique
- arcesius — a son of Zeus and Euryodia, father of Laertes, and grandfather of Odysseus.
- archaise — Standard spelling of from=non-Oxford.
- archaism — the adoption or imitation of something archaic, such as a word or an artistic or literary style
- archaist — something archaic, as a word or expression.
- archaize — to give an archaic appearance or character to, as by the use of archaisms
- archival — Archival means belonging or relating to archives.
- archived — Simple past tense and past participle of archive.
- archiver — One who, or that which, archives.
- archives — Usually, archives. documents or records relating to the activities, business dealings, etc., of a person, family, corporation, association, community, or nation.
- archwise — like an arch
- arciform — shaped like an arch
- arclight — A lamp that produces light by generating an electric arc across an enclosed gas.
- arctiids — Plural form of arctiid.
- arequipa — a city in S Peru, at an altitude of 2250 m (7500 ft): founded in 1540 on the site of an Inca city. Pop: 791 000 (2005 est)
- argentic — of or containing silver in the divalent or trivalent state