n.
Pronunciation: ' s ə n- ˌ glas
Function: noun
Date: 1804
1 : a convex lens for converging the sun's rays
2 plural : glasses to protect the eyes from the sun
n.
Pronunciation: ' s ə n- ˌ glas
Function: noun
Date: 1804
1 : a convex lens for converging the sun's rays
2 plural : glasses to protect the eyes from the sun
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012