one of the units, as mass, length, time, or electric current, taken as a basis for a system of units in the sciences.
(physics) any of the fundamental units in a system of measurement. The base SI units are the metre, kilogram, second, ampere, kelvin, candela, and mole
base unit n.
Any of the fundamental units of length, mass, time, electric current, thermodynamic temperature, amount of substance, or luminous intensity in the International System of Units, consisting respectively of the meter, kilogram, second, ampere, kelvin, mole, and candela.
Baseball. the area between bases within which a base runner must keep when running from one base to another. Tennis. the line at each end of a tennis court, parallel to the net, that marks the in-bounds limit of play. (in perspective drawing) a horizontal line in the immediate foreground formed by the intersection of […]
- Baseball annie
baseball annie noun phrase A young female baseball fan, esp one who courts the players: He was a big hit even with the Baseball Annies memorialized in Bull Durham/ the groupies known as Baseball Annies who hang around the players’ hotels (1960s+)
- Baseball finger
baseball finger baseball finger base·ball finger (bās’bôl’) n. Permanent flexion of the terminal phalanx of a finger due to a break in the extensor tendon resulting from a blow from a ball or other object. Also called hammer finger, mallet finger.
- Base speed
noun (slang) a pure pinkish-grey form of the drug amphetamine with a putty-like consistency