Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

hypabyssal

play
adjective hyp·abys·sal \ˌhi-pə-ˈbi-səl, ˌhī-\

Definition of hypabyssal

  1. :  of or relating to a fine-grained igneous rock usually formed at a moderate distance below the surface

hypabyssally

play \-sə-lē\ adverb


Origin and Etymology of hypabyssal

International Scientific Vocabulary


First Known Use: 1895


Seen and Heard

What made you want to look up hypabyssal? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a secret group of plotters

Get Word of the Day daily email!