Y chromosome

noun

Definition of Y chromosome

  1. :  a sex chromosome that is characteristic of male cells in species in which the male typically has two unlike sex chromosomes — compare x chromosome

First Known Use of y chromosome

1911


Y CHROMOSOME Defined for English Language Learners

Y chromosome

noun

Definition of Y chromosome for English Language Learners

  • biology : a chromosome that is found with the X chromosome in the cells of male mammals and that is absent from the cells of female mammals


Medical Dictionary

Y chromosome

play
noun \ˈwī-\

Medical Definition of Y chromosome

  1. :  a sex chromosome that is characteristic of male cells in species in which the male typically has two unlike sex chromosomes—compare x chromosome


Learn More about y chromosome


Seen and Heard

What made you want to look up Y chromosome? 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 bring about or cause (something)

Get Word of the Day daily email!

Test Your Vocabulary

The Emoji Quiz

  • emoji-the-quiz
  • What phase of the moon is this: 🌖 ?
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!