Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun The innermost wall of a spore or pollen grain.
from The Century Dictionary.
- noun In botany, the inner coat of the shell of the pollengrains in phenogamous plants, of the spores of fungi, etc. It is a transparent, extensible membrane of extreme tenuity.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Bot.) A transparent, extensible membrane of extreme tenuity, which forms the innermost coating of grains of pollen.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun botany, palynology The
innermost wall of aspore orpollen grain
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
[German, from Latin intus, within; see en in Indo-European roots.]
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Examples
-
a double wall, a thin delicate wall of unaltered cellulose, the endospore or intine, and a tough outer cuticularized exospore or extine.
Encyclopaedia Britannica, 11th Edition, Volume 2, Part 1, Slice 1 Various
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