ESL Word of the Day – Govern
1. (verb) to officially and legally control a country and make all the decisions about taxes, laws, public services etc; to rule. Example: They elected new leaders to govern the country.
2. (verb) if rules, principles etc govern the way a system or situation works, they control how it happens. Examples: There is new legislation governing the export of live animals; The universe is governed by the laws of physics.