{Seismic vertical}, the point upon the earth's surface vertically over the center of effort or focal point whence the earthquake's impulse proceeds, or the vertical line connecting these two points. [1913 Webster]
The Collaborative International Dictionary of English. 2000.
seismic — SEÍSMIC, Ă, seismici, ce, adj., s.f. 1. adj. Care se referă la seisme, care aparţine seismelor. ♢ Unde seismice = unde elastice care se răspândesc în scoarţa terestră, fiind provocate de cutremure sau de explozii artificiale. Staţie seismică =… … Dicționar Român
seismic — (adj.) 1858, from Gk. seismos earthquake, from seiein to shake. Seismological is attested from 1850 … Etymology dictionary
seismic — ► ADJECTIVE 1) relating to earthquakes or other vibrations of the earth and its crust. 2) of enormous proportions or effect. DERIVATIVES seismical adjective seismically adverb. ORIGIN from Greek seismos earthquake … English terms dictionary
seismic — [sīz′mik, sīs′mik] adj. [< Gr seismos, earthquake < seiein, to shake < IE base * twei , to excite, shake, shock > Sans tviṣ , to be excited, sparkle] 1. of, having to do with, or caused by an earthquake or earthquakes or by man made… … English World dictionary
seismic — [[t]sa͟ɪzmɪk[/t]] ADJ: ADJ n Seismic means caused by or relating to an earthquake. Earthquakes produce two types of seismic waves... The latest seismic activity was also felt in northern Kenya … English dictionary
seismic — adjective Etymology: Greek seismos shock, earthquake, from seiein to shake; probably akin to Avestan thwaēshō fear Date: 1858 1. of, subject to, or caused by an earthquake; also of or relating to an earth vibration caused by something else (as an … New Collegiate Dictionary
seismic — seis|mic [ˈsaızmık] adj [only before noun] [Date: 1800 1900; : Greek; Origin: seismos shock, earthquake , from seiein to shake ] 1.) technical relating to or caused by ↑earthquakes ▪ increased seismic activity 2.) very great, serious, or… … Dictionary of contemporary English
seismic — seis|mic [ saızmık ] adjective 1. ) relating to EARTHQUAKES: seismic activity 2. ) causing a very great change in a situation: a seismic shift in people s attitudes … Usage of the words and phrases in modern English
seismic — UK [ˈsaɪzmɪk] / US adjective 1) science relating to earthquakes seismic activity 2) causing a very great change in a situation a seismic shift in people s attitudes … English dictionary
seismic — adj. Seismic is used with these nouns: ↑activity, ↑shift, ↑survey, ↑vibration, ↑wave, ↑zone … Collocations dictionary
