male pronucleus

noun

Medical Definition of male pronucleus

: the nucleus that remains in a male gamete after the meiotic reduction division and that contains only one half of the number of chromosomes characteristic of its species — compare female pronucleus

Comments on male pronucleus

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

WORD OF THE DAY

to wander slowly or to speak indistinctly

Get Word of the Day daily email!

Test Your Vocabulary

Where in the World? A Quiz

  • peter bruegel tower of babel painting
  • What language does pajama come from?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Add Diction

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!