interstitial

adjective in·ter·sti·tial \ ˌin-tər-ˈsti-shəl \

Definition of interstitial

1 :relating to or situated in the interstices
2 a :situated within but not restricted to or characteristic of a particular organ or tissue used especially of fibrous tissue
b :affecting the interstitial tissues of an organ or part
3 :being or relating to a crystalline compound in which usually small atoms or ions of a nonmetal occupy holes between the larger metal atoms or ions in the crystal lattice

interstitially

play \ˌin-tər-ˈsti-shə-lē\ adverb

Recent Examples of interstitial from the Web

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

First Known Use of interstitial

1646

Other Chemical Engineering Terms


Medical Dictionary

interstitial

adjective in·ter·sti·tial \ ˌint-ər-ˈstish-əl \

medical Definition of interstitial

1 :situated within but not restricted to or characteristic of a particular organ or tissue used especially of fibrous tissue
2 :affecting the interstitial tissues of an organ or part
  • interstitial hepatitis
3 :occurring in the part of a fallopian tube in the wall of the uterus
  • interstitial pregnancy

interstitially

play \-ə-lē\ adverb

Learn More about interstitial


Seen and Heard

What made you want to look up interstitial? 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 suppress quietly or indirectly

Get Word of the Day daily email!

Test Your Vocabulary

The Exceptions Quiz III

  • one-green-toy-robot-amidst-many-red-toy-robots
  • Which of these words does not mean "nonsense"?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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!