Frequency vs Ultrasound - What's the difference?

frequency | ultrasound |


As nouns the difference between frequency and ultrasound

is that frequency is (uncountable) the rate of occurrence of anything; the relationship between incidence and time period while ultrasound is (physics) sound with a frequency greater than the upper limit of human hearing; approximately 20 kilohertz.

Other Comparisons: What's the difference?

frequency

English

Noun

(frequencies)
  • (uncountable) The rate of occurrence of anything; the relationship between incidence and time period.
  • * With growing confidence, the Viking’s raids increased in frequency .
  • * The frequency of bus service has been improved from 15 to 12 minutes.
  • (uncountable) The property of occurring often rather than infrequently.
  • * The FAQ addresses questions that come up with some frequency .
  • * The frequency of the visits was what annoyed him.
  • (countable) The quotient of the number of times n a periodic phenomenon occurs over the time t in which it occurs: f = n / t.
  • * The frequency of the musical note A above middle C is 440 oscillations per second.
  • * ''The frequency of a wave is its velocity v divided by its wavelength \lambda: f = v / \lambda.
  • * Broadcasting live at a frequency of 98.3 megahertz, we’re your rock alternative!
  • * The frequency for electric power in the Americas is generally 60 Hz rather than 50.
  • (statistics) number of times an event occurred in an experiment (absolute frequency)
  • Synonyms

    * (rate of occurrence) oftenness

    Antonyms

    * (rate of occurrence) period

    See also

    * cadence * commonness * occurrence * periodicity

    ultrasound

    English

    Noun

    (wikipedia ultrasound)
  • (physics) sound with a frequency greater than the upper limit of human hearing; approximately 20 kilohertz
  • (medicine) The use of ultrasonic waves for diagnostic or therapeutic purposes
  • Antonyms

    * (physics) infrasound

    Anagrams

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