Definition of batch:
(n) :
the quantity of
bread or other baked goods
baked at one time; a quantity of anything produced at
one operation
"we made a batch of cookies to take to the party."
"the contractor batched the purchase orders for the entire month into one statement."
(adj) :
of a process, operating for a defined set of conditions, and then halting
"the plant had two batch assembly lines for packaging, as well as a continuous feed production line."