Definition of "tra" []

• See trans-. (noun)
• A set of nonsensical syllables used in humming music, esp for a melody or refrain (noun)

The Century Dictionary (Public Domain)

www.Collinsdictionary.com (c) HarperCollins Publishers Ltd 2016

• "Or consider freshwater "tra" and tilapia, both of which grow quickly, have no interaction with wild ocean fish, and eat primarily vegetarian food."
• "He stood over Drake a while longer; the kes'tra'chern had the good sense to stay put and not move the entire time."
• ""Zarathus'tra's a Class-IV planet, and that's all you can make out of it.""