adj.
Pronunciation: ˌ in-fr ə - ' sä-nik, -( ˌ )frä-
Function: adjective
Date: 1927
1 : having or relating to a frequency below the audibility range of the human ear
2 : utilizing or produced by infrasonic waves or vibrations
adj.
Pronunciation: ˌ in-fr ə - ' sä-nik, -( ˌ )frä-
Function: adjective
Date: 1927
1 : having or relating to a frequency below the audibility range of the human ear
2 : utilizing or produced by infrasonic waves or vibrations
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012