Belgian Congo
— Noun
– English
～ a republic in central Africa; achieved independence from Belgium in 1960
bulbar conjunctiva
— Noun
– English
～ the part of the conjunctiva covering the anterior face of the sclera and the surface epithelium of the cornea
Bidens connata
— Noun
– English
～ bur marigold of eastern and northern United States and Canada common in wet pastures and meadows
brightness constancy
— Noun
– English
～ the tendency for a visual object to be perceived as having the same brightness under widely different conditions of illumination
Boltzmann's constant
— Noun
– English
～ constant used in the calculation of the ideal gas constant
boa constrictor
— Noun
– English
～ very large boa of tropical America and West Indies
beauty consultant
— Noun
– English
～ someone who gives you advice about your personal appearance
bidding contest
— Noun
– English
～ a series of competing bids
basso continuo
— Noun
– English
～ a bass part written out in full and accompanied by numbers to indicate the chords to be played
bilateral contract
— Noun
– English
～ a contract involving mutual promises (each party is both promisor and promisee)
beyond control
— Adverb
– English
～ out of control; "the riots got out of hand"
birth-control campaigner
— Noun
– English
～ a social reformer who advocates birth control and family planning
birth control
— Noun
– English
～ limiting the number of children born
Bessemer converter
— Noun
– English
～ a refractory-lined furnace used to convert pig iron into steel by the Bessemer process
Broca's convolution
— Noun
– English
～ the motor speech center in the left hemisphere of the brain in most people
butter cookie
— Noun
– English
～ cookie containing much butter
blister copper
— Noun
– English
～ an impure form of copper having a black blistered surface
blue copperas
— Noun
– English
～ hydrated blue crystalline form of copper sulfate
bahia coquilla
— Noun
– English
～ Brazilian palm yielding fibers used in making ropes, mats, and brushes
brain coral
— Noun
– English
～ massive reef-building coral having a convoluted and furrowed surface