BACTERIUM n.
A microscopic vegetable organism, belonging to the class Algæ, usually in the form of a jointed rodlike filament, and found in putrefying organic infusions. Bacteria are destitute of chlorophyll, and are the smallest of microscopic organisms. They are very widely diffused in nature, and multiply with marvelous rapidity…
BAKER n.
A portable oven in which baking is done. [U.S.] A baker's dozen, thirteen. -- Baker foot, a distorted foot. [Obs.] Jer. Taylor. -- Baker's itch, a rash on the back of the hand, caused by the irritating properties of yeast. -- Baker's salt, the subcarbonate of ammonia, sometimes used instead of soda, in making bread.…
BALK n.
f the pitcher, as if to deliver the ball. Balk line (Billiards), a line across a billiard table near one end, marking a limit within which the cue balls are placed in beginning a game; also, a line around the table, parallel to the sides, used in playing a particular game, called the balk line game.…
BARN n.
d other productions of a farm. In the United States a part of the barn is often used for stables. Barn owl (Zoöl.), an owl of Europe and America (Aluco flammeus, or Strix flammea), which frequents barns and other buildings. -- Barn swallow (Zoöl.), the common American swallow (Hirundo horreorum), which attaches its ne…