Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary

1

segment

play
noun seg·ment \ˈseg-mənt\

Medical Definition of segment

  1. :  one of the constituent parts into which a body, entity, or quantity is divided or marked off by or as if by natural boundaries <bronchopulmonary segments> <the affected segment of the colon was resected>




2

segment

play
transitive verb seg·ment \ˈseg-ˌment\

Medical Definition of segment

  1. 1:  to cause to undergo segmentation by division or multiplication of cells

  2. 2:  to separate into segments





Seen and Heard

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

WORD OF THE DAY

February 11, 2016

the holder of an office

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image33683556

How much does a batman (the Turkish unit of measurement) weigh?

2.2 pounds 196.5 pounds 100 pounds 16.96 pounds
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ