Function: noun
Date: 1753
: a line extending from an observer's eye to a viewed object or area (as a stage) <a theater with excellent sight lines >
Function: noun
Date: 1753
: a line extending from an observer's eye to a viewed object or area (as a stage) <a theater with excellent sight lines >
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012