definitions

hybrid vigor

noun

heterosis.

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Nearby words

hybrid computer, hybrid corn, hybrid perpetual, hybrid rock, hybrid tea, hybrid vigor, hybrid vigour, hybridism, hybridity, hybridization, hybridize

Origin of hybrid vigor

First recorded in 1915–20
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Science definitions for hybrid vigor

hybrid vigor

The increased vigor or general health, resistance to disease, and other superior qualities that are often manifested in hybrid organisms, especially plants and animals. Compare inbreeding depression.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.