sounds that are inaudible to humans

См. также в других словарях:

• inaudible — [[t]ɪnɔ͟ːdɪb(ə)l[/t]] ADJ If a sound is inaudible, you are unable to hear it. His voice was almost inaudible... Animals are able to hear high pitched sounds that are inaudible to humans. Ant: audible …   English dictionary

• Burglar alarm — Silent alarm redirects here. For the album, see Silent Alarm (album). Burglar (or intrusion), fire and safety alarms are all electronic today. Sensors are connected to a control unit via a low voltage hardwire or narrowband RF signal which is… …   Wikipedia

• Hearing range — for more detail on human hearing see Audiogram,Equal loudness contours and Hearing impairment. Hearing range usually describes the range of frequencies that can be heard by an animal or human, though it can also refer to the range of levels. In… …   Wikipedia

• lepidopteran — /lep i dop teuhr euhn/, adj. 1. lepidopterous. n. 2. a lepidopterous insect. [1850 55; LEPIDOPTER(A) + AN] * * * Any of the more than 100,000 species constituting the order Lepidoptera (Greek: scaly wing ): butterflies, moths, and skippers. The… …   Universalium

• ear, human — ▪ anatomy Introduction       organ of hearing and equilibrium that detects and analyzes noises by transduction (or the conversion of sound waves into electrochemical impulses) and maintains the sense of balance (equilibrium).  The human ear, like …   Universalium

• Hearing impairment — See also: Deaf culture for the social movement.. Deaf and/or hard of hearing Classification and external resources The International Symbol for Deafness …   Wikipedia

• literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… …   Universalium

• Cicada — For other uses, see Cicada (disambiguation). Cicada Annual cicada, Tibicen linnei Scientific classification Kingdom …   Wikipedia

• heart — /hahrt/, n. 1. Anat. a hollow, pumplike organ of blood circulation, composed mainly of rhythmically contractile smooth muscle, located in the chest between the lungs and slightly to the left and consisting of four chambers: a right atrium that… …   Universalium

• sound — sound1 soundable, adj. /sownd/, n. 1. the sensation produced by stimulation of the organs of hearing by vibrations transmitted through the air or other medium. 2. mechanical vibrations transmitted through an elastic medium, traveling in air at a… …   Universalium

• Sound — /sownd/, n. The, a strait between SW Sweden and Zealand, connecting the Kattegat and the Baltic. 87 mi. (140 km) long; 3 30 mi. (5 48 km) wide. Swedish and Danish, Oresund. * * * I Mechanical disturbance that propagates as a longitudinal wave… …   Universalium