macronucleus
noun
-ˈnyü-\
Definition of macronucleus
: a relatively large densely staining nucleus of most ciliate protozoans that is derived from micronuclei and controls various nonreproductive functions
Other Words from macronucleus
-ˈnyü-,
nonstandard -kyə-lər
\
adjective
Keep scrolling for more
Keep scrolling for more
More Definitions for macronucleus
macronucleus
noun
\
\
also macronucleuses
Medical Definition of macronucleus
: a relatively large densely staining nucleus of most ciliate protozoans that is derived from micronuclei and controls various nonreproductive functions — compare micronucleus
Other Words from macronucleus
\
adjective
Comments on macronucleus
What made you want to look up macronucleus? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Great Scrabble Words—A Quiz
-
- Which of the following Q-without-U words means the number five in cards or dice?
Test your vocabulary with our 10-question quiz!
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
-
Great Scrabble Words—A Quiz
Words to improve your Scrabble game
Take the quiz -
Which Came First? Quiz
Do you know which word is older?
Take the quiz -
How Strong Is Your Vocabulary?
Test your vocabulary with our 10-question quiz!
Take the quiz -
Citation
Do you know the person or title these quotes describe?
Play the game
Share macronucleus
Resources for macronucleus