Microseism — Mi cro*seism, n. [Micro + Gr. ? an earthquake, fr. ? to shake.] A feeble earth tremor not directly perceptible, but detected only by means of specially constructed apparatus. {Mi cro*seis mic}, {Mi cro*seis mic*al}, a. [Webster 1913 Suppl.] … The Collaborative International Dictionary of English
microseism — [mī′krō sīz΄əm] n. [< MICRO + Gr seismos: see SEISMIC] a very slight tremor or quivering of the earth s crust that is not related to an earthquake, usually caused by an atmospheric disturbance microseismic [mī΄krōsīz′mik, mī′krōsīs′mik] adj … English World dictionary
Microseism — In seismology, a microseism is defined as a faint earth tremor caused by natural phenomena.[1][2] The term is most commonly used to refer to the dominant background seismic noise signal on Earth, which are mostly composed of Rayleigh waves and… … Wikipedia
microseism — noun Etymology: International Scientific Vocabulary micr + Greek seismos earthquake more at seismic Date: 1887 a feeble rhythmically and persistently recurring earth tremor • microseismic adjective • microseismicity noun … New Collegiate Dictionary
microseism — microseismic, microseismical, adj. /muy kreuh suy zeuhm, seuhm/, n. Geol. a feeble, recurrent vibration of the ground recorded by seismographs and believed to be due to an earthquake or a storm at sea. [1885 90; MICRO + SEISM] * * * … Universalium
microseism — noun A faint earth tremor caused by natural phenomena, such as wind … Wiktionary
microseism — [ mʌɪkrəʊˌsʌɪz(ə)m] noun Geology an imperceptibly small earthquake. Derivatives microseismic adjective … English new terms dictionary
microseism — mi·cro·seism … English syllables
microseism — mi•cro•seism [[t]ˈmaɪ krəˌsaɪ zəm, səm[/t]] n. gel a feeble recurrent vibration of the ground recorded by seismographs and believed to be due to an earthquake or a storm at sea • Etymology: 1885–90; micro+ Gk seismós earthquake (see seismic) mi… … From formal English to slang
microseism — /ˈmaɪkroʊsaɪzəm/ (say muykrohsuyzuhm) noun a vibration of the ground recorded by seismographs but not believed to be due to an earthquake. {micro + Greek seismos earthquake} –microseismic /maɪkroʊˈsaɪzmɪk/ (say muykroh suyzmik), microseismical… …
