( BrE ) (also c. NAmE , BrE ) abbreviation
1.
(in writing) cent(s)
2.
(also C ) (in writing) century :
in the 19th c
( NAmE )
a C19th church
—see also cent.
3.
(also ca ) (especially before dates) about; approximately (from Latin circa ) :
c1890
4.
( NAmE ) (in cooking) cup :
add 2c. flour