bipolar
— Adjective
– English
～ of, pertaining to, or occurring in both polar regions; "the bipolar distribution of certain species"
biprism
— Noun
– English
～ an optical device for obtaining interference fringes
biquadrate
— Noun
– English
～ an algebraic equation or function of the fourth degree
biquadratic
— Adjective
– English
～ involving the fourth and no higher power of a quantity or degree
biquadratic
— Noun
– English
～ an equation of the fourth degree
biquadratic
— Noun
– English
～ an algebraic equation or function of the fourth degree
biquadratic
— Noun
– English
～ a polynomial of the fourth degree
biracial
— Adjective
– English
～ consisting of or combining two races; "a biracial committee"
biradial
— Adjective
– English
～ showing both bilateral and radial symmetry; "some sea anemones are biradial"
biradially
— Adverb
– English
～ in a biradial manner; "biradially symmetrical"
biramous
— Adjective
– English
～ resembling a fork; divided or separated into two branches; "the biramous appendages of an arthropod"; "long branched hairs on its legson which pollen collects"; "a forked river"; "a forked tail"; "forked lightning"; "horseradish grown in poor soil may develop prongy roots"
birch
— Adjective
– English
～ consisting of or made of wood of the birch tree
birch
— Noun
– English
～ a switch consisting of a twig or a bundle of twigs from a birch tree; used to hit people as punishment; "my father never spared the birch"
birch beer
— Noun
– English
～ carbonated drink containing an extract from bark of birch trees
birch bark
— Noun
– English
～ a canoe made with the bark of a birch tree
birch
— Noun
– English
～ hard close-grained wood of any of various birch trees; used especially in furniture and interior finishes and plywood
birch
— Noun
– English
～ any betulaceous tree or shrub of the genus Betula having a thin peeling bark
birchbark
— Noun
– English
～ a canoe made with the bark of a birch tree
birchen
— Adjective
– English
～ consisting of or made of wood of the birch tree