( n. )
A mark placed at the right hand of a letter, and a little above it, to distinguish magnitudes of a similar kind expressed by the same letter, but differing in value, as y', y''.
( n. )
A mark placed at the right hand of a letter, and a little above it, to distinguish magnitudes of a similar kind expressed by the same letter, but differing in value, as y', y''.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012