Heterosis
[het-uh-roh-sis] /ˌhɛt əˈroʊ sɪs/
noun, Genetics.
1.
the increase in growth, size, fecundity, function, yield, or other characters in hybrids over those of the parents.
/ˌhɛtəˈrəʊsɪs/
noun
1.
(biology) another name for hybrid vigour
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- Heterosocial
/ˌhɛtərəʊˈsəʊʃəl/ adjective 1. relating to or denoting mixed-sex social relationships Compare homosocial
- Heterosporous
[het-uh-ros-puh-ruh s, het-er-uh-spawr-uh s, -spohr-] /ˌhɛt əˈrɒs pə rəs, ˌhɛt ər əˈspɔr əs, -ˈspoʊr-/ adjective, Botany. 1. having more than one kind of spore. /ˌhɛtəˈrɒspərəs/ adjective 1. (of seed plants and some ferns and club mosses) producing megaspores and microspores Compare homosporous heterosporous (hět’ər-ə-spôr’əs, hět’ə-rŏs’pər-əs) Producing two types of spores differing in size and sex, […]
- Heterospory
[het-uh-ros-puh-ree] /ˌhɛt əˈrɒs pə ri/ noun, Botany. 1. the production of both microspores and megaspores.
- Heterostracan
[het-uh-ros-truh-kuh n] /ˌhɛt əˈrɒs trə kən/ noun, Paleontology. 1. any of several ostracoderms of the order Heterostraci, from the Silurian and Devonian Periods, having the anterior part of the body enclosed in bony plates.
- Heterostyled
[het-er-uh-stahyld] /ˈhɛt ər əˌstaɪld/ adjective 1. (of a plant) having styles of different forms or lengths in the flowers.