9-letter words containing a, u, s, o
- astucious — Subtle; cunning; astute.
- at source — at the point of origin
- atrocious — If you describe something as atrocious, you are emphasizing that its quality is very bad.
- audacious — Someone who is audacious takes risks in order to achieve something.
- auditions — Plural form of audition.
- auriscope — a medical instrument for examining the external ear
- auriscopy — (medicine) Examination of the ear using an auriscope.
- autecious — autoecious
- authoress — An authoress is a female author. Many female writers object to this word, and prefer to be called authors.
- authorise — to give authority or official power to; empower: to authorize an employee to sign purchase orders.
- authorish — like or similar to an author
- authorism — the state or condition of being author
- autobahns — Plural form of autobahn.
- autocrats — Plural form of autocrat.
- autocross — a form of motor sport in which cars race over a half-mile circuit of rough grass
- autoecism — the development of the entire life cycle of a parasitic fungus on a single host or group of hosts.
- autofocus — a device that focuses a lens, camera, etc. automatically
- autogiros — Plural form of autogiro.
- autoicous — (of plants, esp mosses) having male and female reproductive organs on the same plant
- autolycus — a crater in the NW quadrant of the moon about 38 km in diameter and 3000 m deep
- autolysed — Simple past tense and past participle of autolyse.
- autolyses — the breakdown of plant or animal tissue by the action of enzymes contained in the tissue affected; self-digestion.
- autolysin — any agent that produces autolysis
- autolysis — the destruction of cells and tissues of an organism by enzymes produced by the cells themselves
- automates — Third-person singular simple present indicative form of automate.
- autopista — a Spanish motorway
- autoplast — autograft.
- autopsied — inspection and dissection of a body after death, as for determination of the cause of death; postmortem examination.
- autopsies — Plural form of autopsy.
- autopsist — a surgeon who specializes in conducting autopsies
- autoscope — An optical instrument for examining one's own eye.
- autoscopy — the experience of hallucination in which one sees oneself from outside one's own body
- autosomal — any chromosome other than a sex chromosome.
- autosomes — Plural form of autosome.
- autospore — a nonmotile algal spore that develops adult characteristics before being released
- autostart — (transitive, intransitive, computing) To start automatically.
- auxospore — a diatom cell before its silicaceous cell wall is formed
- babyhouse — A place for children's dolls and dolls' furniture.
- backhouse — an outdoor privy; outhouse
- badmouths — Third-person singular simple present indicative form of badmouth.
- bakehouse — a building or room to bake in; bakery.
- bandobust — (in India and Pakistan) an arrangement
- barbarous — If you describe something as barbarous, you strongly disapprove of it because you think that it is rough and uncivilized.
- barfulous — /bar'fyoo-l*s/ (Or "barfucious", /bar-fyoo-sh*s/) Said of something that would make anyone barf, if only for aesthetic reasons.
- barklouse — any of numerous insects of the order Psocoptera that live on the bark of trees and other plants.
- barouches — Plural form of barouche.
- bathhouse — A bathhouse is a public or private building containing baths and often other facilities such as a sauna.
- beadhouse — an almshouse in which inhabitants were expected to pray for the soul of the founder
- beauteous — Beauteous means the same as beautiful.
- bibacious — tending to drink in excess