9-letter words containing o, s
- 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
- averroism — the teachings of Averroës
- aversions — Plural form of aversion.
- avocadoes — Alternative spelling of avocados Plural form of avocado.
- awesomely — causing or inducing awe; inspiring an overwhelming feeling of reverence, admiration, or fear: an awesome sight.
- awesomest — Superlative form of awesome.
- axolemmas — Plural form of axolemma.
- ayr stone — a fine-grained stone used for polishing marble and as a whetstone.
- b-s meson — a neutral meson with a mass 10,507 times that of the electron and a mean lifetime of approximately 1.6 X 10 -12 seconds.
- babashoff — Shirley, born 1957, U.S. swimmer.
- baboonish — resembling a baboon
- baby spot — a small spotlight, usually 250–400 watts, used to highlight a specific section of a stage setting or acting area.
- babyhouse — A place for children's dolls and dolls' furniture.
- bachelors — Plural form of bachelor.
- backbones — Plural form of backbone.
- backcross — to mate (a hybrid of the first generation) with one of its parents
- backdowns — Plural form of backdown.
- backdrops — Plural form of backdrop.
- backflows — Plural form of backflow.
- backhouse — an outdoor privy; outhouse
- backroads — Plural form of backroad.
- backrooms — Plural form of backroom.
- backshore — the area of a beach above the usual high tide mark
- backsolve — To determine the inputs that would lead to a given output in a mathematical system.
- backstops — Plural form of backstop.
- backstory — the events which take place before, and which help to bring about, the events portrayed in a film
- backsword — a person who uses the backsword
- backwoods — If you refer to an area as the backwoods, you mean that it is a long way from large towns and is isolated from modern life.
- backwords — Plural form of backword.
- badmouths — Third-person singular simple present indicative form of badmouth.
- bahookies — Plural form of bahookie.
- bakegoods — baked goods, as bread, cakes, or pies.
- bakehouse — a building or room to bake in; bakery.
- bakeshops — Plural form of bakeshop.
- bakestone — a flat stone placed in or near an oven or fire, for baking cakes on
- balconies — Plural form of balcony.
- baleboste — a capable, efficient housewife, especially a traditional Jewish one, devoted to maintaining a well-run home.
- ballcocks — Plural form of ballcock.
- ballonets — Plural form of ballonet.
- balloters — Plural form of balloter.
- ballrooms — Plural form of ballroom.
- ballyhoos — Plural form of ballyhoo.
- balmorals — Plural form of balmoral.
- balsamico — Balsamic vinegar.
- balsawood — The wood of the balsa tree.
- bandboxes — Plural form of bandbox.
- bandobust — (in India and Pakistan) an arrangement