Wiktionary (0.00 / 0 votes) Rate this definition: harmonic (Noun). a component frequency of the signal of a wave that is an integer multiple of the fundamental frequency. harmonic (Adjective).
The majority, however, come from people who are just beginning to look at their family tree and hope that learning the origin of their last name will give them insight into where their family originally came from. Last names aren't always as simple as they sound, however. Kerry, for example, is an Irish surname.
Last name: True. This long-established surname is of Anglo-Saxon origin, and has three distinct possible sources, each with its own history and derivation. Firstly, True may belong to that sizeable group of early European surnames that were gradually created from the habitual use of nicknames.