10-letter words containing r, a, i
- auxocardia — enlargement of the heart, as by hypertrophy or dilatation.
- avanturine — Alternative form of aventurine.
- avaricious — An avaricious person is very greedy for money or possessions.
- aventurine — a dark-coloured glass, usually green or brown, spangled with fine particles of gold, copper, or some other metal
- averagings — average values
- aversation — (obsolete) A turning from with dislike; aversion.
- avertiment — an advertisement
- aviatrices — Plural form of aviatrix.
- avicularia — Plural form of avicularium.
- aviculture — the keeping and rearing of birds
- avigator's — aerial navigation.
- avirulence — The state of being avirulent.
- awkwardish — slightly awkward
- axillaries — Anatomy, Ornithology. pertaining to the axilla.
- ayurvedics — a therapeutic system based on the Ayurveda
- azerbaijan — a republic in NW Asia: the region was acquired by Russia from Persia in the early 19th century; became the Azerbaijan Soviet Socialist Republic in 1936 and gained independence in 1991; consists of dry subtropical steppes around the Aras and Kura rivers, surrounded by the Caucasus; contains the extensive Baku oilfields. Language: Azerbaijani (or Azeri). Religion: Shiite Muslim. Currency: manat. Capital: Baku. Pop: 9 590 159 (2013 est). Area: 86 600 sq km (33 430 sq miles)
- azhdarchid — Any member of the Azhdarchidae, a family of pterosaurs known primarily from the late Cretaceous including some of the largest known flying animals of all time.
- b particle — B meson.
- babia gora — the highest peak in Beskids mountain range, on the border of Poland and Slovakia. 5659 feet (1726 meters).
- babysitter — to take charge of a child while the parents are temporarily away.
- bacilluria — the presence of bacilli in the urine
- bacitracin — an antibiotic used mainly in treating bacterial skin infections: obtained from the bacterium Bacillus subtilis
- back river — a river in N Canada, flowing northeast through Nunavut to the Arctic Ocean. Length: about 966 km (600 miles)
- back-trail — to backtrack.
- backbiters — Plural form of backbiter.
- backfiring — Present participle of backfire.
- backslider — A recidivist; one who backslides, especially in a religious sense; an apostate.
- backstairs — a secondary staircase in a house, esp one originally for the use of servants
- bacon rind — the outer edge of a slice of bacon, corresponding to the skin of the pig
- bacteremia — the presence of bacteria in the bloodstream
- bacteremic — Of, pertaining to or having bacteremia.
- bacteriol. — bacteriological
- baculiform — shaped like a rod
- bahuvrihis — Plural form of bahuvrihi.
- bain-marie — a vessel for holding hot water, in which sauces and other dishes are gently cooked or kept warm
- bainbridge — Beryl.1934–2010, British novelist and playwright. Novels include The Dressmaker (1973), Injury Time (1977), Master Georgie (1998), and According to Queeney (2001)
- balbriggan — a knitted unbleached cotton fabric
- ballardian — of James Graham Ballard (1930–2009), the British novelist, or his works
- ballerinas — Plural form of ballerina.
- balsam fir — a fir tree, Abies balsamea, of NE North America, that yields Canada balsam
- banderilla — a decorated barbed dart, thrust into the bull's neck or shoulder
- bandoliers — Plural form of bandolier.
- banffshire — (until 1975) a county of NE Scotland: formerly (1975–96) part of Grampian region, now part of Aberdeenshire
- banistered — Simple past tense and past participle of banister.
- bannisters — a baluster.
- baptistery — a place, esp. a part of a church, used for baptizing
- baragnosis — loss of the ability to estimate or perceive the weight of an object.
- barasingha — Rucervus duvaucelii, the swamp deer.
- barbarians — Plural form of barbarian.
- barbarious — (dated, before 20th century, now literary) barbarous, barbaric.