( n. )
Any simple drawing made for mathematical or scientific purposes, or to assist a verbal explanation which refers to it; a mechanical drawing, as distinguished from an artistical one.
( n. )
Any simple drawing made for mathematical or scientific purposes, or to assist a verbal explanation which refers to it; a mechanical drawing, as distinguished from an artistical one.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012