theca

play
noun the·ca \ˈthē-kə\

Definition of theca

plural

thecae

play \ˈthē-ˌsē, -ˌkē\
  1. :  an enveloping sheath or case of an animal or animal part

thecal

play \ˈthē-kəl\ adjective

Origin and Etymology of theca

New Latin, from Greek thēkē case — more at 4tick


First Known Use: circa 1666


Medical Dictionary

theca

play
noun the·ca \ˈthē-kə\

Medical Definition of theca

plural

thecae

\ˈthē-ˌsē, -ˌkē\play play
  1. :  an enveloping case or sheath (as the theca folliculi) of an anatomical part


Learn More about theca


Seen and Heard

What made you want to look up theca? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

to link together in a series or chain

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • winning-words-from-the-national-spelling-bee-logo
  • Which is the correct spelling of the winning word from 1988?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!