breakopenIn electric arc testing, a material response evidenced by the formation of one or more holes in the material which may allow thermal energy to pass through the material.
breakpointA point in a program at which operation may be interrupted during debugging so that the state of the program at that point can be investigated.
breakstepA genre that evolved from 2-step garage, moving away from the more soulful elements of garage and incorporating downtempo drum and bass-style basslines.
breastploughA kind of plough, worked by handles near the worker's breast, and in some types by pushing with the breast/chest, by which ploughing can be done by hand (without a draft animal), albeit more slowly and difficultly, or by which turf (peat) can be cut for fuel; the type commonly used in preindustrial Britain is analogous to a spade with a large T-shaped handle gripped with both hands.
breastsleepingThe practice where a mother cosleeps with her baby while breastfeeding.
breaststrapA piece of horse tack for preventing the saddle from slipping backwards.
breaststrokeA swimming stroke in which the swimmer lies face down, the arms being swept forward, outward and back under the water and the legs are kicked like a frog's
breaststrokerA person swimming using the breaststroke.
breastweedSynonym of lizard's tail (“the plant Saururus cernuus”).
breastwheelA water wheel where the stream of water strikes neither so high as in the overshot wheel, nor so low as in the undershot, but generally at about half the height of the wheel, being kept in contact with it by the breasting. The water acts on the floatboards partly by impulse, partly by its weight.
breathablenessThe quality of being breathable; breathability.
breathalyzeTo estimate the alcohol content of a person's blood by using a breathalyzer
breathalyzerA device that measures alcohol in expired air so as to estimate the concentration of alcohol in a person's blood; used by traffic police in cases of suspected driving while under the influence of alcohol.
breatharianOne who lives without food, subsisting instead on prana or sunlight.
breatharianismThe belief in, or practice of, living without food, subsisting instead on prana or sunlight.
breatheTo draw air into (inhale), and expel air from (exhale), the lungs in order to extract oxygen and excrete waste gases.
BrecklandA special protection area in both Norfolk and Suffolk, England.
BrecklesA small village in Stow Bedon parish, Breckland district, Norfolk, England (OS grid ref TL9594).
BrecknockAn archaic form of Brecon, a town in Wales.
BrecknockshireAn inland traditional county of Wales, bordered by Monmouthshire, Herefordshire, Radnorshire, Cardiganshire, Carmarthenshire and Glamorganshire.