10-letter words containing r, a, i
- apparating — Present participle of apparate.
- apparation — (obsolete) A preparation.
- appareling — Present participle of apparel.
- apparition — An apparition is someone you see or think you see but who is not really there as a physical being.
- apperceive — to be aware of perceiving
- appertains — Third-person singular simple present indicative form of appertain.
- appetisers — Plural form of appetiser.
- appetizers — Plural form of appetizer.
- appledrain — a wasp
- applicator — An applicator is a device that you use to put something somewhere when you do not want to touch it or do it with your hands.
- appointers — Plural form of appointer.
- appointors — Plural form of appointor.
- apportions — Third-person singular simple present indicative form of apportion.
- appraisals — Plural form of appraisal.
- appraisers — Plural form of appraiser.
- appraising — critical, considering
- appraisive — to estimate the monetary value of; determine the worth of; assess: We had an expert appraise the house before we bought it.
- appreciate — If you appreciate something, for example a piece of music or good food, you like it because you recognize its good qualities.
- apprentice — An apprentice is a young person who works for someone in order to learn their skill.
- apprentise — Obsolete form of apprentice.
- appretiate — Archaic form of appreciate.
- approximal — situated side by side; close together
- aprication — the act of sunbathing or basking in the sun
- april fool — An April Fool is a trick that is played on April Fool's Day.
- apterygial — (of eels, certain insects, etc) lacking such paired limbs as wings or fins
- aqua regia — a yellow fuming corrosive mixture of one part nitric acid and three to four parts hydrochloric acid, used in metallurgy for dissolving metals, including gold
- aquafortis — concentrated nitric acid, used for etching
- aquamarine — Aquamarines are clear, greenish-blue stones, sometimes used to make jewellery.
- aquaporins — Plural form of aquaporin.
- aquatinter — a person who creates aquatints
- aquiferous — conveying, containing or yielding water
- arachnidan — (zoology) Any of the Arachnida.
- arachnoids — Plural form of arachnoid.
- aragonitic — relating to aragonite
- araucanian — a South American Indian language; thought to be an isolated branch of the Penutian phylum, spoken in Chile and W Argentina
- araucarian — related to or belonging to the genus Araucaria
- arbitrable — that can be arbitrated; subject to arbitration
- arbitraged — Simple past tense and past participle of arbitrage.
- arbitrager — In finance, an arbitrager is someone who buys currencies, securities, or commodities on one country's market in order to make money by immediately selling them at a profit on another country's market.
- arbitrages — Plural form of arbitrage.
- arbitrated — to decide as arbitrator or arbiter; determine.
- arbitrates — Third-person singular simple present indicative form of arbitrate.
- arbitrator — a person selected to judge a dispute; arbiter, esp. one, as in collective bargaining negotiations, named with the consent of both sides
- arboriform — Resembling a tree in shape or appearance.
- arborvitae — any of a number of N. American or Far Eastern evergreen conifers, belonging chiefly to the genus Thuja
- arbutamine — Lb pharmaceutical drug A cardiac stimulant drug.
- arc cosine — Trigonometry. the angle, measured in radians, that has a cosine equal to a given number. Symbol: cos −1. Abbreviation: arc cos;
- arcesilaus — 316–241 b.c, Greek philosopher.
- archaicism — an archaism
- archaistic — something archaic, as a word or expression.