Definition of hypogeal in English:

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Pronunciation: /ˌhīpəˈjēəl/
(also hypogean)


1Underground; subterranean. Compare with epigeal.
Example sentences
  • Quercus seedlings have hypogeal cotyledons and tap roots, both of which act as storage organs.
  • We examined sequence variation in a mitochondrial gene, ND2, from 364 individuals representing 6 hypogean and 11 epigean populations.
1.1(Of seed germination) with the seed leaves remaining below the ground.
Example sentences
  • Examples of hypogeal germination are seen in oak and runner bean.
  • If hypogeal, the cotyledon remains below ground at germination, feeding a tiny growing bulb from the endosperm.


Late 17th century: via late Latin from Greek hupogeios (from hupo 'under' + 'earth') + -al.

For editors and proofreaders

Syllabification: hy·po·ge·al

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