Comprehensive
Dictionary Suite
Help
Help
Help
 
Advanced Dictionary      
Lookup History
natural selection

natural selection

 
pronunciation:
nae ch rl s lek shn [or] naech rl s lek shn
part of speech: noun
definition: a natural process of evolution in which the organisms that are best adapted to their environment survive and are able to reproduce, while those that are weak leave fewer or no offspring. (See survival of the fittest).
similar words:
selection