10-letter words containing o, t, s
- bestowment — to present as a gift; give; confer (usually followed by on or upon): The trophy was bestowed upon the winner.
- beta stock — any of the second rank of active securities on the Stock Exchange, of which there are about 500. Continuous display of prices by market makers is required but not immediate publication of transactions
- betrothals — the act or state of being betrothed; engagement.
- bettermost — best
- bibliotics — the scientific study of handwriting, or written documents, for investigative purposes
- bibliotist — a person who engages in bibliotics
- billposter — a person who is employed to stick advertising posters to walls, fences, etc
- biochemist — A biochemist is a scientist or student who studies biochemistry.
- bioclastic — (of deposits, esp limestones) derived from shell fragments or similar organic remains
- biometrics — that branch of biology which deals with its data statistically and by mathematical analysis
- bioplastic — plastic suitable for use as a biomaterial.
- biostatics — the branch of biology that deals with the structure of organisms in relation to their function
- bipetalous — having two petals
- 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.
- bismuthous — of or containing bismuth in the trivalent state
- bitou bush — type of sprawling woody shrub
- bituminous — of the nature of bitumen, esp. with regard to its color and combustibility
- black spot — If you describe a place, time, or part of a situation as a black spot, you mean that it is particularly bad or likely to cause problems.
- blackstone — Sir William. 1723–80, English jurist noted particularly for his Commentaries on the Laws of England (1765–69), which had a profound influence on jurisprudence in the US
- blamestorm — (of colleagues in a business, government, etc) to meet in order to apportion blame for an error or failure
- blastocoel — the cavity within a blastula
- blastocyst — the blastula of mammals: a sphere of cells (trophoblast) enclosing an inner mass of cells and a fluid-filled cavity (blastocoel)
- blastoderm — the layer of cells that surrounds the blastocoel of a blastula
- 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
- blastomere — any of the cells formed by cleavage of a fertilized egg
- blastopore — the opening of the archenteron in the gastrula that develops into the anus of some animals
- 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
- block mast — a short mast from the head of which a lateen yard is suspended.
- blogstream — the publication on the internet of content from weblogs rather than from mainstream media sources
- blood lust — If you say that someone is driven by a blood lust, you mean that they are acting in an extremely violent way because their emotions have been aroused by the events around them.
- blood test — A blood test is a medical examination of a small amount of your blood.
- bloodstain — A bloodstain is a mark on a surface caused by blood.
- bloodstock — Horses that are bred for racing are referred to as bloodstock.
- bloodstone — a dark-green variety of chalcedony with red spots: used as a gemstone
- blottesque — (of a painting) crudely executed, often characterized by blots and smears
- blue lotus — either of two Egyptian water lilies of the genus Nymphaea, as N. caerulea (blue lotus) having light blue flowers, or N. lotus (white lotus) having white flowers.
- blusterous — to roar and be tumultuous, as wind.
- boastfully — given to or characterized by boasting.
- boat shoes — shoes for wearing on board boats, often laced moccasins
- body shirt — a close-fitting shirt or blouse having a shape and seams that follow the contours of the body.
- boehmenist — a supporter or adherent of Boehmenism.
- boilersuit — a one-piece work garment consisting of overalls and a shirt top usually worn over ordinary clothes to protect them
- boisterous — Someone who is boisterous is noisy, lively, and full of energy.
- bollandist — any of the editors of the Acta Sanctorum.