9-letter words containing o, n, t
- benitoite — a rare mineral, barium titanium silicate, BaTiSi 3 O 9 , occurring in blue hexagonal crystals exhibiting dichroism.
- bentonite — a valuable clay, formed by the decomposition of volcanic ash, that swells as it absorbs water: used as a filler in the building, paper, and pharmaceutical industries
- bertillon — Alphonse [al-fons,, -fonz;; French al-fawns] /ˈæl fɒns,, -fɒnz;; French alˈfɔ̃s/ (Show IPA), 1853–1914, French anthropologist: devised Bertillon system.
- beta iron — a nonmagnetic allotrope of pure iron stable between 770°C and 910°C
- betterton — Thomas, 1635?–1710, English actor and dramatist.
- bijection — a mathematical function or mapping that is both an injection and a surjection and therefore has an inverse
- bilection — bolection
- bilestone — gallstone.
- billionth — The billionth item in a series is the one you count as number one billion.
- bimonthly — A bimonthly event or publication happens or appears every two months.
- binturong — an arboreal SE Asian viverrine mammal, Arctictis binturong, closely related to the palm civets but larger and having long shaggy black hair
- bioparent — a biological parent
- bisection — to cut or divide into two equal or nearly equal parts.
- bisontine — relating to bison
- bissonata — a coarse woolen cloth constructed in plain weave and dyed black or brown, used in the manufacture of clerical vestments.
- bivoltine — producing two broods in one year, as certain silkworm moths.
- blacktown — a city in New South Wales, SE Australia, near Sydney.
- bland out — to become bland
- blank out — If you blank out a particular feeling or thought, you do not allow yourself to experience that feeling or to have that thought.
- block tin — pure tin, esp when cast into ingots
- blow into — to arrive in or enter (a room, etc) suddenly
- blue note — a flattened third or seventh, used frequently in the blues
- bluepoint — a type of small oyster named after Blue Point, New York
- bluestone — a blue-grey sandstone containing much clay, used for building and paving
- boat nail — a nail with a convex head and a chisel point.
- boat neck — a high slitlike neckline of a garment that extends onto the shoulders
- boatswain — a petty officer on a merchant ship or a warrant officer on a warship who is responsible for the maintenance of the ship and its equipment
- bodements — a foreboding or omen; presentiment.
- bolection — a stepped moulding covering and projecting beyond the joint between two members having surfaces at different levels
- bolt down — fasten, secure sth
- boltzmann — Ludwig (ˈluːtvɪç). 1844–1906, Austrian physicist. He established the principle of the equipartition of energy and developed the kinetic theory of gases with J. C. Maxwell
- bombinate — to make a buzzing noise
- bonaparte — Jérôme (ʒerom), brother of Napoleon I. 1784–1860, king of Westphalia (1807–13)
- bondstone — a long stone or brick laid in a wall as a header
- bonetired — completely exhausted
- bonington — Sir Chris(tian John Storey). born 1934, British mountaineer and writer; led 1970 Annapurna I and 1975 Everest expeditions; reached Everest summit in 1985
- bontebuck — bontebok.
- book into — to reserve a room for (oneself or someone else) at (a hotel)
- bookstand — a cradle for holding an open book so that it may be read comfortably
- boom town — A boom town is a town which has rapidly become very rich and full of people, usually because industry or business has developed there.
- bosanquet — Bernard, 1848–1923, English philosopher and writer.
- bostonian — a person from Boston
- botanical — Botanical books, research, and activities relate to the scientific study of plants.
- botanizer — a person who botanizes
- bothering — to give trouble to; annoy; pester; worry: His baby sister bothered him for candy.
- bottoming — the lowest level of foundation material for a road or other structure
- botulinal — of or relating to the bacterium Clostridium botulinum
- botulinum — an anaerobic botulin-secreting bacterium, Clostridium botulinum
- botulinus — an anaerobic bacterium, Clostridium botulinum, whose toxins (botulins) cause botulism: family Bacillaceae
- botvinnik — Mikhail Moiseivich (mixaˈil məiˈsjejɪvitʃ). 1911–95, Soviet chess player; world champion (1948–57, 1958–60, 1961–63)