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Webster’s Dictionary (1828)



2,099 words match “BOT”

BISEXUAL a.
Of both sexes; hermaphrodite; as a flower with stamens and pistil, or an animal having ovaries and testes.
BITTER a.
lives bitter with hard bondage. Ex. i. 14. Bitter apple, Bitter cucumber, Bitter gourd. (Bot.) See Colocynth. -- Bitter cress (Bot.), a plant of the genus Cardamine, esp. C. amara. -- Bitter earth (Min.), tale earth; calcined magnesia. -- Bitter principles (Chem.), a class of substances, extracted from vegetable pr…
BITTERN n.
A wading bird of the genus Botaurus, allied to the herons, of various species.
BITTERROOT n.
Montana, etc. It gives the name to the Bitter Root mountains and river. The Indians call both the plant and the river Spæt'lum.
BLACK v.
To make black; to blacken; to soil; to sully. They have their teeth blacked, both men and women, for they say a dog hath his teeth white, therefore they will black theirs. Hakluyt. Sins which black thy soul. J. Fletcher.
BLACKTHORN n.
A species of Cratægus or hawthorn (C. tomentosa). Both are used for hedges.
BLADDER n.
unsound. "To swim with bladders of philosophy." Rochester. Bladder nut, or Bladder tree (Bot.), a genus of plants (Staphylea) with bladderlike seed pods. -- Bladder pod (Bot.), a genus of low herbs (Vesicaria) with inflated seed pods. -- Bladdor senna (Bot.), a genus of shrubs (Colutea), with membranaceous, inflated…
BLAST n.
ce for smelting ores, into which air is forced by pressure. -- Blast hole, a hole in the bottom of a pump stock through which water enters. -- Blast nozzle, a fixed or variable orifice in the delivery end of a blast pipe; -- called also blast orifice. -- In full blast, in complete operation; in a state of great acti…
BLAZING a.
ir W. Scott. Blazing star. (a) A comet. [Obs.] (b) A brilliant center of attraction. (c) (Bot.) A name given to several plants; as, to Chamælirium luteum of the Lily family; Liatris squarrosa; and Aletris farinosa, called also colicroot and star grass.
BLIGHT n.
A downy species of aphis, or plant louse, destructive to fruit trees, infesting both the roots and branches; -- also applied to several other injurious insects.
BLIND a.
s a vertical shaft at each end, and acts as an inverted siphon. Knight. -- Blind nettle (Bot.), dead nettle. See Dead nettle, under Dead. -- Blind shell (Gunnery), a shell containing no charge, or one that does not explode. -- Blind side, the side which is most easily assailed; a weak or unguarded side; the side on…
BLOCK v.
e or progress; to prevent passage from, through, or into, by obstructing the way; -- used both of persons and things; -- often followed by up; as, to block up a road or harbor. With moles . . . would block the port. Rowe. A city . . . besieged and blocked about. Milton.
BLOOD n.
blood (Law), relationship through only one parent. -- Whole blood, relationship through both father and mother. In American Law, blood includes both half blood, and whole blood. Bouvier. Peters.
BLOODLETTER n.
One who, or that which, lets blood; a phlebotomist.
BLOW v.
om a fable of , to favor a thing at one time and treat it coldly at another; or to appear both to favor and to oppose. -- To blow off, to let steam escape through a passage provided for the purpose; as, the engine or steamer is blowing off. -- To blow out. (a) To be driven out by the expansive force of a gas or vapor…
BLUE a.
e crab of the Atlantic coast of the United States (Callinectes hastatus). -- Blue curls (Bot.), a common plant (Trichostema dichotomum), resembling pennyroyal, and hence called also bastard pennyroyal. -- Blue devils, apparitions supposed to be seen by persons suffering with delirium tremens; hence, very low spirits.…
BLUE BONNET; BLUE-BONNET n.
A plant. Same as Bluebottle.
BLUE GRASS n.
running rootstocks and spreads rapidly. It is valuable as a pasture grass, as it endures both winter and drought better than other kinds, and is very nutritious.
BLUETS n.
ies of plants having blue flowers, as the Houstonia coerulea, the Centaurea cyanus or bluebottle, and the Vaccinium angustifolium.
BOARD n.
Board of Admiralty; a board of trade; a board of directors, trustees, commissioners, etc. Both better acquainted with affairs than any other who sat then at that board. Clarendon. We may judge from their letters to the board. Porteus.
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