Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

peta-

combining form

Definition of peta-

  1. :  quadrillion (1015) <peta-electron volts>



Origin and Etymology of peta-

International Scientific Vocabulary, modification of Greek penta- penta-


Learn More about peta-


Seen and Heard

What made you want to look up peta-? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

different from the usual or normal

Get Word of the Day daily email!