Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Of or relating to radio waves with a wavelength less than 10 meters (33 feet).
  • adjective Of or relating to optical pulses with typical durations of femtoseconds.
  • adjective Of extremely short duration.
  • adjective Extremely short.
  • adjective Of or relating to fixed-income investments with extremely short maturities, usually less than one year.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective sciences Extremely short in duration, typically on the femtosecond scale
  • adjective physics, of a wave Having a wavelength of between 1 and 10 metree
  • adjective finance Having a very short term of investment, typically less than a year
  • noun finance A bond with an extremely short term, typically less than a year

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

ultra- +‎ short

Support

Help support Wordnik (and make this page ad-free) by adopting the word ultrashort.

Examples

Comments

Log in or sign up to get involved in the conversation. It's quick and easy.