Also found in: Wikipedia.
ORDVACOrdinance Variable Automatic Calculator
ORDVACOrdnance Variable Automatic Computer
References in periodicals archive ?
ORDVAC, ILLIAC, JOHNNIAC, MANIAC) and collateral descendants (e.
Men like John McPherson and Wallace Eckert and Cuthbert Hurd and the undersigned were turning out the computers of the 1940s and early 1950s--yes, computers were people in those years--while Aiken was cranking out Bessel functions for the Navy and the academics were waiting for their MANIACs and JOHNNIACs and ORDVACs to operate.