I. ˈbach noun
Etymology: Middle English bache; akin to Old English bacan to bake
Date: 15th century
1. : the quantity baked at one time : baking
2.
a. : the quantity of material prepared or required for one operation ; specifically : a mixture of raw materials ready for fusion into glass
b. : the quantity produced at one operation
c. : a group of jobs (as programs) that are submitted for processing on a computer and whose results are obtained at a later time
batch processing
— compare time-sharing
3. : a quantity (as of persons or things) considered as a group
II. transitive verb
Date: 1876
: to bring together or process as a batch
• batch·er noun
III.
variant of bach