theca
/ˈθiːkə/noun
theca is spelled T-H-E-C-A: 5 letters. It appears about once in every 35 million words in written English, the 180,281st most frequent word form (wordfreq, 2021 data). As a noun, theca means “The pollen-producing organ usually found in pairs and forming an anther” (English Wiktionary, September 2026). The plural of theca is thecas or thecae.
How many letters and syllables are in theca?
| Letters | 5: T-H-E-C-A |
|---|---|
| In writing | about once in every 35 million words; the 180,281st most frequent word form |
| Wrong spellings searched | none measured in search |
| Same letters |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media); rhymes and same-letter words are computed by PlainSpell from its own word list.
How common is theca?
Theca appears about once in every 35 million words in written English, the 180,281st most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How do you pronounce theca?
- /ˈθiːkə/
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-theca.wav, Wikimedia Commons (author and licence on each file's page).
What rhymes with theca?
No other word on PlainSpell ends in the same sounds as theca.
Spelled with the same letters in another order: teach, cheat, tache.
Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).
Forms of theca
- thecas plural
- thecae plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does theca mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
The pollen-producing organ usually found in pairs and forming an anther.
- 2
The theca folliculi: the twin layers of cells surrounding the basal lamina of an ovarian follicle.
- 3
The thecal sac: the portion of the dura mater that surrounds the spinal cord and the cauda equina.
- 4
The membrane complex enveloping the cells of certain plankton including diatoms and dinoflagellates.
- 5
The calcareous wall of a corallite, the exoskeleton of a coral polyp.
- 6
A sporangium: a spore case.
- 7
A case for the corporal cloth used in the Eucharist.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does theca come from?
From New Latin, from Latin thēca, from Ancient Greek θήκη (thḗkē, “a case, box, receptacle”), from τίθημι (títhēmi, “put, set, place”). Doublet of tay.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).