Nouns (0)

There are no items for this category

Verbs (0)

There are no items for this category

Adverbs (0)

There are no items for this category

Adjectives (2)

ultrasonic, supersonic
adj. having frequencies above those of audible sound

Fuzzynyms (0)

There are no items for this category

Synonyms (5)

voiceless, breathed
adj. uttered without voice; "could hardly hear her breathed plea, `Help me'"; "voiceless whispers"
infrasonic
adj. having frequencies below those of audible sound
silent
adj. having a frequency below or above the range of human audibility; "a silent dog whistle"
unheard
adj. not necessarily inaudible but not heard

Antonyms (0)

There are no items for this category

Research

© 2018 Your Company. All Rights Reserved.