Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

point mutation

noun

Definition of point mutation

  1. :  a gene mutation involving the substitution, addition, or deletion of a single nucleotide base



1925

First Known Use of point mutation

1925


Medical Dictionary

point mutation

noun

Medical Definition of point mutation

  1. :  a gene mutation involving the substitution, addition, or deletion of a single nucleotide base




Seen and Heard

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

WORD OF THE DAY

a secret group of plotters

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alphabet-pasta-spelling-help

Which is the correct spelling?

accommodate acommodate acommadate accomodate
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