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

yocto-

combining form yoc·to-

Definition of yocto-

  1. :  one septillionth (10−24) part of <yoctosecond>



Origin and Etymology of yocto-

International Scientific Vocabulary, alteration of octo-; from the fact that 1024 is the eighth power of 103


Seen and Heard

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

WORD OF THE DAY

in the capacity or character of

Get Word of the Day daily email!