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hypabyssal

[ hip-uh-bis-uhl, hahy-puh- ]

adjective

, Geology.
  1. (of an igneous rock) intermediate in texture between coarse-grained intrusive rocks and fine-grained extrusive rocks.
  2. noting any of various minor intrusions, as dikes and sills, that have crystallized under conditions intermediate between plutonic and extrusive.


hypabyssal

/ ˌhɪpəˈbɪsəl /

adjective

  1. (of igneous rocks) derived from magma that has solidified at shallow depth in the form of dykes, sills, etc


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Word History and Origins

Origin of hypabyssal1

First recorded in 1890–95; hyp- + abyssal
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Word History and Origins

Origin of hypabyssal1

C19: from hyp- + -abyssal

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hyphypaesthesia