= S =
sync /sink/ n., vi.
(var. `synch') 1. To synchronize,
to bring into synchronization. 2. [techspeak] To force all pending
I/O to the disk; see flush, sense 2. 3. More generally, to
force a number of competing processes or agents to a state that
would be `safe' if the system were to crash; thus, to checkpoint
(in the database-theory sense).
--The Jargon File version 4.3.1, ed. ESR, autonoded by rescdsk.