Acoustic vessels — Vessel Ves sel, n. [OF. vessel, veissel, vaissel, vaissiel, F. vascellum, dim. of vasculum, dim. of vas a vessel. Cf. {Vascular}, {Vase}.] 1. A hollow or concave utensil for holding anything; a hollow receptacle of any kind, as a hogshead, a… … The Collaborative International Dictionary of English
Acoustic — A*cous tic (#; 277), a. [F. acoustique, Gr. ? relating to hearing, fr. ? to hear.] Pertaining to the sense of hearing, the organs of hearing, or the science of sounds; auditory. [1913 Webster] {Acoustic duct}, the auditory duct, or external… … The Collaborative International Dictionary of English
Acoustic duct — Acoustic A*cous tic (#; 277), a. [F. acoustique, Gr. ? relating to hearing, fr. ? to hear.] Pertaining to the sense of hearing, the organs of hearing, or the science of sounds; auditory. [1913 Webster] {Acoustic duct}, the auditory duct, or… … The Collaborative International Dictionary of English
Acoustic telegraph — Acoustic A*cous tic (#; 277), a. [F. acoustique, Gr. ? relating to hearing, fr. ? to hear.] Pertaining to the sense of hearing, the organs of hearing, or the science of sounds; auditory. [1913 Webster] {Acoustic duct}, the auditory duct, or… … The Collaborative International Dictionary of English
Acoustic signature — is used to describe a combination of acoustic emissions of ships and submarines. Contributing factorsThe acoustic signature is made up of a number of individual elements. These include:*Machinery noise: noise generated by a ships engines,… … Wikipedia
Acoustic cleaning — is used wherever there is a build up of dry materials and particulates which need to be cleaned regularly to ensure maximum efficiency and minimize maintenance and down time. An acoustic cleaner works by generating powerful sound waves which will … Wikipedia
Acoustic location — is the art and science of using sound to determine the distance and direction of something. Location can be done actively or passively, and can take place in gases (such as the atmosphere), liquids (such as water), and in solids (such as in the… … Wikipedia
Acoustic quieting — This article primarily discusses mechanical and acoustic noise. See Noise reduction for electronic noise. : For noise masking by saturation, see Sound masking or pink noise.Acoustic quieting is the process of making machinery quieter by damping… … Wikipedia
Acoustic mirror — Sound mirrors redirects here. For the album by Coldcut, see Sound Mirrors. An acoustic mirror is a passive device used to reflect and perhaps to focus (concentrate) sound waves. Overview Prior to World War II and the invention of radar, acoustic… … Wikipedia
Acoustic Doppler Current Profiler — Head of an ADCP with the four transducers ADCP view ahead, mo … Wikipedia
