Tornillo meaning

tôr-nĭlō, -nēō
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A seismic signal associated with magma flow within a volcano and consisting of low frequency seismic waves that appear on a seismogram as a line resembling a screw seen from the side.
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A small tree, Prosopis pubescens, native to Mexico and parts of the United States that has spirally twisted pods; the screw bean.
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(geology) A low-frequency seismic event associated with volcanoes.
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Origin of tornillo

  • Spanish little lathe, screw, screw bean diminutive of torno lathe from Latin tornus turn

    From American Heritage Dictionary of the English Language, 5th Edition