corona radiata

[ kuh-roh-nuh rey-dee-ey-tuh ]

noun

, Anatomy.

, plural co·ro·nae ra·di·a·tae [k, uh, -, roh, -nee rey-dee-, ey, -tee].

1. the layer of follicle cells surrounding an ovum and remaining attached to it following ovulation.

Word History and Origins

Origin of corona radiata¹

From New Latin, dating back to 1840–50; corona, radiate