n.
Pronunciation: ' t ə r-t ə l- ˌ bak
Function: noun
Date: 1872
: a raised convex surface
– turtleback or tur · tle-backed \ - ˌ bakt \ adjective
n.
Pronunciation: ' t ə r-t ə l- ˌ bak
Function: noun
Date: 1872
: a raised convex surface
– turtleback or tur · tle-backed \ - ˌ bakt \ adjective
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012