( a. )
Used to denote different kinds of mutual relation; often with reference to the substitution of reciprocals for given quantities. See the Phrases below.
( a. )
Used to denote different kinds of mutual relation; often with reference to the substitution of reciprocals for given quantities. See the Phrases below.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012