Vocabulary Entry

flagellum

|noun

noun

A long, whip-like structure used for movement or as a sensory organ in some cells and microorganisms.

Example Sentences

"The sperm cell uses a flagellum to swim towards the egg."

"Many bacteria move by using a flagellum that propels them through liquid environments."

"In some single-celled organisms, the flagellum helps them navigate through their surroundings."