extine
[
ek
-steen, -stahyn]
/ˈɛk stin, -staɪn/
noun
,
Botany
1.
exine
.
Origin
1825-35;
<
Latin
ext
(
imus
) most outward +
-ine
1
British Dictionary definitions for
extine
exine
/
ˈɛksɪn, -aɪn
/
noun
1.
(
botany
) the outermost coat of a pollen grain or a spore
Compare
intine
extine
/
ˈɛkstɪn;
-tiːn;
-taɪn
/
noun
1.
another name for
exine
Word Origin
C19: from Latin
extimus
outermost +
-ine
1
extine
in Science
extine
(ěk'stēn', -stīn')
See
exine
.