Last name meaning Ferris: This is an Anglicization of the Old Gaelic name O' Fearghusa - a compound of the Gaelic O (meaning grandson or male descendant) and the personal name Fergus, composed of the elements fear - a man and gus - vigour or force...
At other times, a confluence can be the location where two smaller streams or rivers merge to become the source for a new river. This is the case in Pittsburgh, Pennsylvania, where the Monongahela River and Allegheny River merge to create the Ohio River.
Full Definition of CONFLUENCE. 1. 2. a: the flowing together of two or more streams b: the place of meeting of two streams c: the combined stream formed by conjunction.See confluence defined for English-language learners. See confluence defined for kids.earn More About CONFLUENCE. Thesaurus: All synonyms and antonyms for confluence. Spanish Central: Spanish translation of confluence. Nglish: Translation of confluence for Spanish speakers. Britannica English: Translation of confluence for Arabic speakers.