hypoderma

See also: Hypoderma

English

Etymology

From hypo- +‎ -derma.

Noun

hypoderma (plural hypodermata)

1. (botany) A layer of tissue beneath the epidermis in plants, performing the physiological function of strengthening the epidermal tissue. In phanerogamous plants it is developed as collenchyma.
2. (zoology) An inner cellular layer which lies beneath the chitinous cuticle of arthropods, annelids, and some other invertebrates.

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for “hypoderma”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)