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

genetic load

noun

Definition of genetic load

  1. :  the decrease in fitness of the average individual in a population relative to the fittest genotype due to the presence of deleterious genes in the gene pool



1965

First Known Use of genetic load

1965


Medical Dictionary

genetic load

noun

Medical Definition of genetic load

  1. :  the decrease in fitness of the average individual in a population due to the presence of deleterious genes or genotypes in the gene pool




Learn More about genetic load


Seen and Heard

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

WORD OF THE DAY

a very small amount

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?

acommodate accomodate accommodate acommadate
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