What is the meaning of Legitimate?

In accordance with the law or established legal forms and requirements.

Conforming to known principles, or established or accepted rules or standards; valid.

Authentic, real, genuine.

Marital.

Lawfully begotten, i.e. born to a married couple or later legitimated.

Legally married.

Relating to hereditary rights.

Belonging or relating to the legitimate theater.

A person born to a legally married couple.

To make legitimate, lawful, or valid; especially, to put in the position or state of a legitimate person before the law, by legal means.

vocative masculine singular of lēgitimātus

second-person singular voseo imperative of legitimar combined with te

Source: wiktionary.org