Crossword Clue:

individual or minute part

Answer	Crossword Clue
IOTA	Minute part
NOON	Minute part
SECOND	Minute part

ATOM	Minute part.
SEC	Minute part (Abbr.)
SEC	Minute part: abbr.
SEC	Minute part: Abbr.
NSEC	Minute minute part: Abbr.
SECOND	Part of a minute
ERG	Minute part of a joule
SEC	Part of a minute: Abbr.

SEC	Minute part of a min.
NSEC	Minute part of a min.
NSEC	Minuscule part of a minute (abbr.)
NSEC	Minute part of a minute (Abbr.)
NSEC	Minute part of a minute (abbr.)
NSEC	Minute part of a minute: Abbr.
PSEC	Minute part of a minute, for short