Etymology of the English word subsidiary
the English word
subsidiaryderived from the Latin word
subsidiarius (of suit for ward's compensation of magistrate appointing bad guardian)
derived from the Latin word
subsidium (help, relief; reinforcement)
derived from the Latin word
subsidere (settle, sink, subside)
using the Latin prefix
sub-derived from the Late Latin word
sub (under)
derived from the Proto-Indo-European root
*upoderived from the Latin word
sidere (settle; sink down; sit down)
derived from the Proto-Indo-European root
*sed-Date
The earliest known usage of subsidiary in English dates from the 16th century.
Usage
Word found in Modern English
