blackbody
— Noun
– English
～ a hypothetical object capable of absorbing all the electromagnetic radiation falling on it; "a black body maintained at a constant temperature is a full radiator at that temperature because the radiation reaching and leaving it must be in equilibrium"
blackbuck
— Noun
– English
～ common Indian antelope with a dark back and spiral horns
blackburn
— Noun
– English
～ black-and-white North American wood warbler having an orange-and-black head and throat
blackcap
— Noun
– English
～ chickadee having a dark crown
blackcap
— Noun
– English
～ small black-headed European gull
blackcap
— Noun
– English
～ raspberry native to eastern North America having black thimble-shaped fruit
blackcap
— Noun
– English
～ small brownish-grey warbler with a black crown
blackdamp
— Noun
– English
～ the atmosphere in a mine following an explosion; high in carbon dioxide and incapable of supporting life
blackening
— Noun
– English
～ changing to a darker color
blackface
— Noun
– English
～ the makeup (usually burnt cork) used by a performer in order to imitate a Negro
blackfish
— Noun
– English
～ female salmon that has recently spawned
blackfish
— Noun
– English
～ large dark-colored food fish of the Atlantic coast of North America
blackfish
— Noun
– English
～ small dark-colored whale of the Atlantic coast of the United States; the largest male acts as pilot or leader for the school
blackfly
— Noun
– English
～ blackish aphid that infests e.g. beans and sugar beets
blackfly
— Noun
– English
～ small blackish stout-bodied biting fly having aquatic larvae; sucks the blood of birds as well as humans and other mammals
blackfoot
— Noun
– English
～ a member of a warlike group of Algonquians living in the northwestern plains
Blackfoot
— Noun
– English
～ any of the Algonquian languages spoken by the Blackfoot
Blackfriar
— Noun
– English
～ a Roman Catholic friar wearing the black mantle of the Dominican order
blackguard
— Noun
– English
～ someone who is morally reprehensible; "you dirty dog"