Optical Carrier 12
Optical Carrier 3
Optical Carrier 48
[oh-kuh] /ˈoʊ kə/ noun 1. a wood sorrel, Oxalis tuberosa, of the Andes, cultivated in South America for its edible tubers. 2. a tuber of this plant. /ˈəʊkə/ noun 1. any of various South American herbaceous plants of the genus Oxalis, cultivated for their edible tubers: family Oxalidaceae Obsessive Compulsive Anonymous
On-Line Cryptanalytic Aid Language. [“OCAS: On-line Cryptanalytic Aid System”, D.J. Edwards, MAC-TR-27, MIT Project MAC, May 1966. Sammet 1969, p.642].