rostellum

play
noun ros·tel·lum \rä-ˈste-ləm\

Definition of rostellum

plural

rostella

play \rä-ˈste-lə\
  1. :  a small process resembling a beak :  a diminutive rostrum: such asa :  an extension of the stigma of an orchid flowerb :  an anterior prolongation of the head of a tapeworm bearing hooks

rostellar

play \rä-ˈste-lər\ adjective

Origin and Etymology of rostellum

New Latin, from Latin, diminutive of rostrum beak


Medical Dictionary

rostellum

play
noun ros·tel·lum \rä-ˈstel-əm\

Medical Definition of rostellum

  1. :  an anterior prolongation of the head of a tapeworm often bearing hooks

Illustration of rostellum


Learn More about rostellum


Seen and Heard

What made you want to look up rostellum? 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

marked by lack of plan or order

Get Word of the Day daily email!

Test Your Vocabulary

The Emoji Quiz

  • emoji-the-quiz
  • What phase of the moon is this: 🌖 ?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

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!