10-letter words containing o, s, i
- battailous — ready for battle; pugnacious
- battalions — Plural form of battalion.
- bazillions — Plural form of bazillion.
- beaujolais — Beaujolais is a type of red wine that comes from the region of eastern France called Beaujolais.
- behaviours — manner of behaving or acting.
- belongings — Your belongings are the things that you own, especially things that are small enough to be carried.
- belorussia — historical region in central Europe corresponding to present-day Belarus
- bergsonism — the philosophy of Henri Bergson, which emphasizes duration as the basic element of experience and asserts the existence of a life-giving force that permeates the entire natural order
- berlusconi — Silvio (ˈsilvjo). born 1936, Italian politician and media tycoon: prime minister of Italy (1994–95, 2001–06, 2008–11); convicted of tax fraud and expelled from the Italian Senate in 2013
- bi-curious — considering experimenting with bisexuality
- bibliotics — the scientific study of handwriting, or written documents, for investigative purposes
- bibliotist — a person who engages in bibliotics
- big casino — (in the game of casino) the ten of diamonds.
- billposter — a person who is employed to stick advertising posters to walls, fences, etc
- binoculars — Binoculars consist of two small telescopes joined together side by side, which you look through in order to look at things that are a long way away.
- bio-diesel — Bio-diesel is diesel fuel made from biological or natural sources.
- biocenosis — a community of biologically integrated and interdependent plants and animals
- biochemist — A biochemist is a scientist or student who studies biochemistry.
- bioclastic — (of deposits, esp limestones) derived from shell fragments or similar organic remains
- biodiverse — containing a wide variety of plant and animal species
- biogenesis — the principle that a living organism must originate from a parent organism similar to itself
- biometrics — that branch of biology which deals with its data statistically and by mathematical analysis
- biophysics — the physics of biological processes and the application of methods used in physics to biology
- bioplastic — plastic suitable for use as a biomaterial.
- biopoiesis — the development of living matter from nonliving matter, esp considered as an evolutionary process
- bioprocess — a method or operation of preparing a biological material, especially a product of genetic engineering, for commercial use.
- biopsychic — of, relating to, or comprising psychological and biological phenomena.
- bioreserve — an area preserving wildlife, landforms, and waterways while providing appropriate public use and enjoyment of a natural environment.
- bioscience — the life sciences collectively
- biospheric — relating to the biosphere
- biostatics — the branch of biology that deals with the structure of organisms in relation to their function
- biosurgery — the use of live sterile maggots to treat patients with infected wounds
- bipetalous — having two petals
- bird louse — any of an order (Mallophaga) of small, wingless insects with biting mouthparts, that live as external parasites on birds
- birostrate — having two beaks or beak-like projections
- birthstone — a precious or semiprecious stone associated with a month or sign of the zodiac and thought to bring luck if worn by a person born in that month or under that sign
- birthstool — a specially shaped seat formerly used in childbirth.
- bishopbird — any African weaverbird of the genus Euplectes (or Pyromelana), the males of which have black plumage marked with red or yellow
- bismuthous — of or containing bismuth in the trivalent state
- bisphenoid — a tetrahedral form, each edge of which is bisected by the perpendicular bisecting the edge that does not intersect it.
- bitou bush — type of sprawling woody shrub
- bituminous — of the nature of bitumen, esp. with regard to its color and combustibility
- blastodisc — the blastula that forms as a flattened sphere on top of the yolk in the yolk-laden eggs of birds and reptiles.
- blastodisk — germinal disk
- blazonings — heraldic adornments
- blind spot — If you say that someone has a blind spot about something, you mean that they seem to be unable to understand it or to see how important it is.
- blind-spot — Also called blind spot. an area in which radio or cell phone signals are weak and their reception poor.
- blindstory — a windowless story
- blithesome — cheery; merry
- bloodiness — the state of being bloody