tube foot

noun

Definition of tube foot

: one of the small flexible tubular processes of most echinoderms that are extensions of the water-vascular system and are used especially in locomotion and grasping

Recent Examples of tube foot from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'tube foot.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of tube foot

1888


Learn More about tube foot


Seen and Heard

What made you want to look up tube foot? 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 fix or define the limits of

Get Word of the Day daily email!

Test Your Vocabulary

Namesakes Word Quiz

  • a-citrus-fruit-possibly-named-after-a-person
  • Which of the following is a fruit named after a Moroccan seaport?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

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!