9-letter words containing a, s, o
- antimeson — The antiparticle corresponding to a meson.
- antinodes — Plural form of antinode.
- antinoise — sound generated so that it is out of phase with a noise, such as that made by an engine, in order to reduce the noise level by interference
- antiochus — name of thirteen kings of the Seleucid dynasty of Syria
- antipasto — Antipasto is the sort of food that is often served at the beginning of an Italian meal, for example cold meats and vegetables in olive oil.
- antiphons — Plural form of antiphon.
- antipodes — People sometimes refer to Australia and New Zealand as the Antipodes.
- antipopes — Plural form of antipope.
- antishock — designed to reduce the force of impact
- antismoke — preventing smoke
- antisolar — facing in the opposite direction to the sun
- antistory — a story which does not conform to the established conventions of storytelling
- antonescu — Ion. 1882–1946, Romanian general and statesman; appointed prime minister (1940) by King Carol II. He was executed for war crimes
- antoninus — Marcus Aurelius, Marcus Aurelius.
- anxiously — full of mental distress or uneasiness because of fear of danger or misfortune; greatly worried; solicitous: Her parents were anxious about her poor health.
- anybodies — a person of some importance: If you're anybody, you'll receive an invitation.
- apatosaur — a large, long-necked, herbivorous dinosaur
- apetalous — (of flowering plants) having no petals
- aphorisms — Plural form of aphorism.
- aphorizes — Third-person singular simple present indicative form of aphorize.
- aphyllous — (of plants) having no leaves
- apiaceous — of the family Apiaceae; umbelliferous
- apivorous — eating bees
- apologias — Plural form of apologia.
- apologies — a written or spoken expression of one's regret, remorse, or sorrow for having insulted, failed, injured, or wronged another: He demanded an apology from me for calling him a crook.
- apologise — to offer an apology or excuse for some fault, insult, failure, or injury: He apologized for accusing her falsely.
- apologist — An apologist is a person who writes or speaks in defence of a belief, a cause, or a person's life.
- apologues — Plural form of apologue.
- apophasis — the device of mentioning a subject by stating that it will not be mentioned
- apophyges — Plural form of apophyge.
- apophyses — Plural form of apophyse.
- apophysis — a process, outgrowth, or swelling from part of an animal or plant
- apoptosis — the programmed death of some of an organism's cells as part of its natural growth and development
- apostates — Plural form of apostate.
- apostille — a marginal annotation or note.
- apostolic — Apostolic means belonging or relating to a Christian religious leader, especially the Pope.
- apostolos — a book containing parts of the Epistles and parts of the Acts of the Apostles.
- apothegms — Plural form of apothegm.
- apothesis — (architecture) A place on the south side of the chancel in primitive churches, furnished with shelves, for books, vestments, etc.
- appaloosa — a breed of horse, originally from America, typically having a spotted rump
- apposable — capable of being apposed or brought into apposition
- approvals — Plural form of approval.
- approvers — a person who approves.
- apriorism — the philosophical doctrine that there may be genuine knowledge independent of experience
- apriorist — a person who believes in apriorism
- apronfuls — Plural form of apronful.
- aprosexia — Inability to concentrate.
- apsidiole — a secondary, or small, apse
- aqueously — in water, or by means of water
- arabinose — a pentose sugar in plant gums, esp of cedars and pines. It is used as a culture medium in bacteriology. Formula: C5H10O5