As a noun theca
is (biology) any external case or sheath.
As an adjective thecal is
of or pertaining to a theca.
Other Comparisons: What's the difference?
theca English
Noun
(en-noun)
(biology) Any external case or sheath.
(botany) The pollen producing organ usually found in pairs and forming an anther.
(medicine) The twin layers of cells surrounding the basal lamina of an ovarian follicle
(microbiology, planktology) The membrane complex enveloping the cells of certain plankton including diatoms and dinoflagellates
(coral science) The calcareous wall of a corallite, the exoskeleton of a coral polyp
Derived terms
{{der3, thecal
, thecate
, thecoma
, epitheca
, ootheca
, gnathotheca
, hypotheca
, spermatheca
, theca externa
, theca interna
, theca folliculi}}
Related terms
* thecium
External links
*
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*
Anagrams
*
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thecal English
Adjective
( -)
Of or pertaining to a theca.
Possessing a theca.
*
- The latter has the sporophyte seta 4 cells in diam. and has thecal Lejeunea -type androecial branches
Related terms
* theca
Anagrams
*
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