ETYM Late Lat. legitimatus, p. p. of legitimare to legitimate, from Latin legitimus legitimate. Related to Legal.
1. In accordance with reason or logic; SYN. logical.
2. In accordance with recognized or accepted standards or principles.
3. Of marriages and offspring; recognized as lawful.

1. Legally valid
2. Just, equitable
3. Having a just or legally established claim; legitimate
4. Held by right or just claim; legal
5. Proper, fitting