12-letter words containing y, a, u
- autistically — in an autistic manner or the manner of a person who has autism
- autoallogamy — the ability of some plants of a species to cross-pollinate and others to self-pollinate
- autoanalysis — Psychoanalysis. self-analysis.
- autoanalyzer — any of various automatic devices that test and analyze chemicals, blood, etc.
- autoantibody — an antibody reacting with an antigen that is a part of the organism in which the antibody is formed
- autocatalyse — to cause an internal, self-produced, chemical reaction
- autocatalyze — To cause, or to undergo autocatalysis.
- autoeciously — in an autoecious manner
- autogenously — In an autogenous manner; spontaneously.
- autohypnosis — the process or result of self-induced hypnosis
- autohypnotic — Of or pertaining to autohypnosis; self-hypnotizing.
- autoimmunity — (pathology, immunology) The condition where one's immune system attacks one's own tissues, i.e., an autoimmune disorder.
- automaticity — the condition of being automatic, or the degree of this
- automobility — the use of motor cars
- autonomously — Government. self-governing; independent; subject to its own laws only. pertaining to an autonomy, or a self-governing community.
- autoptically — in an autoptical manner
- autorhythmic — That generates its own rhythm.
- avariciously — characterized by avarice; greedy; covetous.
- avascularity — the condition of having few blood vessels or of being without blood vessels
- avuncularity — the condition of being an uncle
- axillary bud — a bud that is borne at the axil of a leaf and is capable of developing into a branch shoot or flower cluster.
- ayuntamiento — (in Spain) a municipal council
- baby-bouncer — a seat on springs suspended from a door frame, etc, in which a baby may be placed for exercise
- back country — The back country is an area that is a long way from any city and has very few people living in it.
- banbury cake — a cake consisting of a pastry base filled with currants, raisins, candied peel, and sugar, with a crisscross pattern on the top
- banbury tart — a tart filled with a lemon-flavored mixture of currants, raisins, or the like.
- barbary duck — the flesh of a Muscovy duck used as food
- barium x-ray — gastrointestinal series: x-ray examination of the upper or lower gastrointestinal tract after barium sulfate is given rectally (barium enema) or orally as a contrast medium.
- barley sugar — Barley sugar is a sweet made from boiled sugar.
- barratrously — In a barratrous manner.
- bay of fundy — an inlet of the Atlantic in SE Canada, between S New Brunswick and W Nova Scotia: remarkable for its swift tides of up to 21 m (70 ft)
- bay rum tree — a tropical American myrtaceous tree, Pimenta racemosa, that yields an oil used in making bay rum
- bayonet bulb — an electric light bulb which is inserted into the socket against spring pressure and turned so that pins on its side engage in slots in the socket
- beauty cream — a cosmetic cream
- beauty quark — bottom quark
- beauty queen — A beauty queen is a woman who has won a beauty contest.
- beauty salon — A beauty salon is the same as a beauty parlour.
- beauty sleep — sleep, esp sleep before midnight
- beauty strip — a narrow forest corridor left uncut alongside a road or body of water.
- bermuda lily — a lily, Lilium longiflorum eximium, having white, funnel-shaped flowers, cultivated especially as an Easter lily.
- bi-quarterly — occurring twice in each quarter of a year.
- bilinguality — the ability to speak two languages fluently.
- binocularity — binocular characteristics
- black beauty — a Biphetamine capsule.
- blue-sky law — a state law regulating the trading of securities: intended to protect investors from fraud
- boulder clay — an unstratified glacial deposit consisting of fine clay, boulders, and pebbles
- brachycerous — (of insects) having short antennae
- brushability — the quality of being brushable
- buck's party — a party for men only, esp one held for a man before he is married
- buffaloberry — any shrub of the genus Shepherdia native to North America