Definition of sex chromosome
: a chromosome that is inherited differently in the two sexes, that is concerned directly with the inheritance of sex, and that is the seat of factors governing the inheritance of various sex-linked and sex-limited characters — compare x chromosome, y chromosome
Buying Guide
Our Reviews team has selected the best dna test kits.
Learn More About sex chromosome
Statistics for sex chromosome
Look-up Popularity
Cite this Entry
“Sex chromosome.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sex%20chromosome. Accessed 23 May. 2022.
Style: MLA
MLA
Chicago
APA
Merriam-Webster
Chicago
APA
Merriam-Webster
Test Your Vocabulary
Name That Color
-
- Name that color:
Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
-
You're (Probably) Saying It Wrong
18 words even you might be mispronouncing
-
Great Big List of Beautiful & Useless Words
Along with their degrees of usefulness
-
12 French Phrases from Downton Abbey
Many of us have an 'idée fixe'
-
Words For Things You Didn't Know Have Names
When 'thingamajig' and 'thingamabob' just won't do
Ask the Editors
Word Games
-
The Great British Vocabulary Quiz
Make sure you know the difference between a loo a...
Take the quiz
-
Face Your Fears
Don't be scared to answer these questions about f...
Take the quiz
-
Yearbook Superlatives Quiz
"Most Likely to Use Obscure Words"
Take the quiz
-
Lexigo
Find the hidden words by solving the clues
Take the quiz
Share sex chromosome
Time Traveler for sex chromosome
The first known use of sex chromosome was in 1906
See more words from the same year