7-letter words containing s, o
- astroid — a hypocycloid having four cusps
- astrol. — astrological
- at most — at the maximum
- at odds — If someone is at odds with someone else, or if two people are at odds, they are disagreeing or quarrelling with each other.
- atheous — having no concern or regard for the matters surrounding the actuality of a God
- atishoo — Atishoo is used, especially in writing, to represent the sound that you make when you sneeze.
- atomics — the scientific study of atoms
- atomies — an atom; mote.
- atomise — to reduce to atoms.
- atomism — an ancient philosophical theory, developed by Democritus and expounded by Lucretius, that the ultimate constituents of the universe are atoms
- atomist — An adherent of atomism; one who believes matter is composed of elementary indivisible particles.
- atoners — Plural form of atoner.
- atonies — Pathology. lack of tone or energy; muscular weakness, especially in a contractile organ.
- atopies — Plural form of atopy.
- atropos — the one of the three Fates who severs the thread of life
- audions — an early type of triode.
- aurochs — a recently extinct member of the cattle tribe, Bos primigenius, that inhabited forests in N Africa, Europe, and SW Asia. It had long horns and is thought to be one of the ancestors of modern cattle
- auroras — Plural form of aurora.
- ausform — to temper or deform steel in order to make it stronger and more durable
- austro- — Austro- combines with adjectives indicating nationality to form adjectives which describe something connected with Austria and another country.
- authors — a person who writes a novel, poem, essay, etc.; the composer of a literary work, as distinguished from a compiler, translator, editor, or copyist.
- autobus — a motor vehicle which can carry a large group of passengers
- autoist — motorist.
- autopsy — An autopsy is an examination of a dead body by a doctor who cuts it open in order to try to discover the cause of death.
- avarous — (obsolete) Avaricious.
- avernos — a crater lake in S Italy, near Naples and the Tyrrhenian Sea, thought by ancients to be the entrance to the underworld.
- avocets — Plural form of avocet.
- avowals — Plural form of avowal.
- awesome — An awesome person or thing is very impressive and often frightening.
- azotise — Non-Oxford British standard spelling of azotize.
- azotous — nitrous, containing nitrogen
- azygous — developing or occurring singly
- azymous — unleavened
- b meson — a meson composed of a bottom quark and an up or down antiquark or of a bottom antiquark and an up or down quark.
- baboons — Plural form of baboon.
- badious — chestnut coloured; brownish-red
- bagnios — Plural form of bagnio.
- balboas — Plural form of balboa.
- ballons — Plural form of ballon.
- ballots — Plural form of ballot.
- ballows — Plural form of ballow.
- bamboos — Plural form of bamboo.
- bandogs — Plural form of bandog.
- banjoes — Plural form of banjo.
- baobabs — Plural form of baobab.
- baoshan — a town in W Yunnan province, in S China, on the Burma Road.
- barotse — a member of a Negroid people of central Africa living chiefly in SW Zambia
- barrios — Justo Rufino [hoo-staw roo-fee-naw] /ˈhu stɔ ruˈfi nɔ/ (Show IPA), 1835–85, Guatemalan statesman: president of Guatemala 1873–85.
- barroso — José Manuel (ʒoˈse maˈnwɛl) born 1956, Portuguese politician; prime minister of Portugal (2002–04); president of the European Commission (2004–2014)
- barrows — Plural form of barrow.