释义 |
integument /ɪnˈtɛɡjʊm(ə)nt /nounA tough outer protective layer, especially that of an animal or plant: this chemical compound is found in the integument of the seed...- During development of the ovule, the inner of the two integuments disappears, while the outer integument differentiates into different layers of the seed coat.
- Legumes possess highly differentiated seed coats that arise from the inner and outer integuments of the ovule.
- The outer integument remains two cell layers thick throughout development and does not contribute to the micropyle.
Derivativesintegumental /ɪntɛɡjʊˈmɛnt(ə)l/ adjective ...- At least two types of integumental gland cells seem to exist in several species of Echinoderes, Pycnophyes, and Kinorhynchus, and they are arranged in species-specific patterns.
- Pigmentary effectors enable crustaceans to display rapidly reversible integumental color changes and retinal screening pigment movements.
- New theropod integumental structures have been repeatedly dismissed as connective tissues, such as frayed collagen fibers or ossified tendons.
integumentary /ɪntɛɡjʊˈmɛnt(ə)ri / adjective ...- Almost all early integumentary systems have some kind of laminar bone or cartilage as a base layer.
- We'll be studying the integumentary system first.
- Hand lotions can provide a therapeutic measure, preventing dehydration, desquamation, loss of skin lipids, and damage to the integumentary system.
OriginEarly 17th century (denoting a covering or coating): from Latin integumentum, from the verb integere, from in- 'in' + tegere 'to cover'. |