n.
Pronunciation: ' äp-tiks
Function: noun plural but singular in construction
Date: 1579
: a science that deals with the genesis and propagation of light, the changes that it undergoes and produces, and other phenomena closely associated with it
n.
Pronunciation: ' äp-tiks
Function: noun plural but singular in construction
Date: 1579
: a science that deals with the genesis and propagation of light, the changes that it undergoes and produces, and other phenomena closely associated with it
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012