| ̷ ̷ ̷ ̷+|jēəl adjective
or hy·po·ge·ous -əs ; also hy·po·ge·an or hy·po·gae·an -ən ; or hy·po·ge·ic -ēik
Etymology: Late Latin hypoge us subterranean (from Greek hypogeios, hypogaios ) + English -al or -ous or -an or -ic
1.
a. of a plant or plant part : growing below the surface of the ground ; especially of a cotyledon : remaining below the ground while the epicotyl elongates
b. of plant germination : producing hypogeal cotyledons
2. : living below the surface of the ground — used especially of an insect; distinguished from aerial and epigeal
3. geology : occurring below the surface or within the interior of the earth
hypogeal forces
• hy·po·ge·al·ly -əlē adverb