9-letter words containing a, y, o
- autolatry — the worship of oneself
- 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
- autolytic — the breakdown of plant or animal tissue by the action of enzymes contained in the tissue affected; self-digestion.
- autophagy — the consumption of one's own tissue by biting oneself
- autophoby — the reluctance to refer to oneself or be egotistical
- autophony — a diagnosis made by listening to vibration of one's own voice on the patient's chest
- autophyte — an autotrophic plant, such as any green plant
- autoreply — a facility for sending automated replies to email messages
- autoscopy — the experience of hallucination in which one sees oneself from outside one's own body
- avoidably — In a manner so as to be avoidable.
- away goal — a goal scored by a team playing away from its home ground. Away goals count for more than home goals in certain competitions
- awesomely — causing or inducing awe; inspiring an overwhelming feeling of reverence, admiration, or fear: an awesome sight.
- ayatollah — An ayatollah is a type of Muslim religious leader.
- ayckbourn — Sir Alan. born 1939, English dramatist. His plays include Absurd Person Singular (1973), the trilogy The Norman Conquests (1974), A Chorus of Disapproval (1985), House and Garden (2000), and Private Fears in Public Places (2004)
- aydelotte — Frank, 1880–1956, U.S. educator.
- ayr stone — a fine-grained stone used for polishing marble and as a whetstone.
- azeotropy — the existence of azeotropes
- azoic dye — any of a group of brilliant, long-lasting azo dyes, formed on the fiber by coupling diazotized materials, used chiefly for printing on cotton.
- baboonery — uncouth or brutish behaviour
- baby bond — a sum of money invested shortly after the birth of a child, the returns of which may not be collected until the child reaches adulthood
- baby book — an album for mounting pictures and other memorabilia of a baby and for keeping a record of its growth from infancy.
- baby boom — A baby boom is a period of time when a lot of babies are born in a particular place.
- baby doll — a doll that looks like a baby
- baby food — food, as vegetables, fruits, or meat, puréed or minced for easy ingestion by infants.
- 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.
- babylonia — the southern kingdom of ancient Mesopotamia: a great empire from about 2200–538 bc, when it was conquered by the Persians
- babyproof — made safe for babies to come into contact with
- back copy — A back copy of a magazine or newspaper is the same as a back issue.
- backronym — an existing word turned into an acronym by creating an apt phrase whose initial letters match the word, as to help remember it or offer a theory of its origin. For example, rap has been said to be a backronym of “rhythm and poetry.”.
- backstory — the events which take place before, and which help to bring about, the events portrayed in a film
- badly off — If you are badly off, you are in a bad situation.
- baldmoney — Meum athamanticum, an ornamental plant in the Apiaceae family.
- ballyhoos — Plural form of ballyhoo.
- barometry — the process of measuring atmospheric pressure.
- baronetcy — the rank, position, or patent of a baronet
- baroquely — in a baroque fashion
- barotropy — a state of fluid stratification in which surfaces of constant pressure and others of constant density do not intersect but are parallel.
- barr body — a structure found on the inside of the nuclear membrane of female cells that takes a dark stain and indicates by its presence the sex of the individual
- barrymore — a US family of actors, esp Ethel (1879–1959), John (1882–1942), Lionel (1878–1954), and Drew (born 1975)
- battology — the unnecessary repetition of words
- batty boy — a male homosexual
- bay shore — a town on the S shore of Long Island, in SE New York.
- bayoneted — a daggerlike steel weapon that is attached to or at the muzzle of a gun and used for stabbing or slashing in hand-to-hand combat.
- belomancy — the art of divination using arrows
- bialystok — a city in E Poland.