ULTRASONIC

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 Dictionary entry overview: What does ultrasonic mean? 

• ULTRASONIC (adjective)
  The adjective ULTRASONIC has 1 sense:

1. having frequencies above those of audible sound

  Familiarity information: ULTRASONIC used as an adjective is very rare.

 Dictionary entry details 

• ULTRASONIC (adjective)

Sense 1

Meaning:

Having frequencies above those of audible sound

Synonyms:

supersonic; ultrasonic

Similar:

inaudible; unhearable (impossible to hear; imperceptible by the ear)

Derivation:

ultrasound (very high frequency sound; used in ultrasonography)

 Context examples 

A procedure that uses ultrasonic waves directed over the chest wall to obtain a graphic record of the heart's position, motion of the walls, or internal parts such as the valves.

(Echocardiography, NCI Dictionary)

An ultrasonic examination of the fetus to confirm gestational age by assessing and measuring for the clear space at the back of the fetal neck using external calipers.

(Nuchal Translucency Screen, NCI Thesaurus)

A clinical scoring method to monitor fetal asphyxia using four ultrasonic observations that include fetal breathing, fetal body movements, fetal tone, and amniotic fluid volume.

(Fetal Biophysical Profile, NCI Thesaurus)

A spectrometer in which a sample is introduced, either by spraying or ultrasonic nebulization, into inductively-coupled plasma generated from argon gas.

(Inductively-Coupled Plasma Optical Emission Spectrometer, NCI Thesaurus)