batch mode; batch style
Technical term used in computing, data processing, or administrative contexts to describe processing multiple items together as a single group.
This system processes data in batch mode.
We introduced batch-style payment processing.
Compound of 一括 (いっかつ, 'lump sum, collective') and 式 (しき, 'style, method'). The exact historical derivation is uncertain, but the term is a straightforward technical coinage.