Webster's Revised Unabridged Dictionary · 1913

Govern

Govern , transitive verb

[Old French governer, French gouverner, from Latin gubernare to steer, pilot, govern, Greek kyberna^n. Compare Gubernatorial.]

1.
To direct and control, as the actions or conduct of men, either by established laws or by arbitrary will; to regulate by authority.
Fit to govern and rule multitudes. — Shakespeare
2.
To regulate; to influence; to direct; to restrain; to manage; as, to govern the life; to govern a horse.
Govern well thy appetite. — Milton
3.
(Grammar) To require to be in a particular case; as, a transitive verb governs a noun in the objective case; or to require (a particular case); as, a transitive verb governs the objective case.

Govern , intransitive verb

To exercise authority; to administer the laws; to have the control. — Dryden