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[het-uh-rog-uh-nee] /ˌhɛt əˈrɒg ə ni/

noun, Biology.
the alternation of dioecious and hermaphroditic individuals in successive generations, as in certain nematodes.
the alternation of parthenogenetic and sexual generations.
(biology) the alternation of parthenogenetic and sexual generations in rotifers and similar animals
the condition in plants, such as the primrose, of having flowers that differ from each other in the length of their stamens and styles Compare homogony


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    [het-er-uh-graft, -grahft] /ˈhɛt ər əˌgræft, -ˌgrɑft/ noun, Surgery. 1. . /ˈhɛtərəʊˌɡrɑːft/ noun 1. a tissue graft obtained from a donor of a different species from the recipient heterograft het·er·o·graft (hět’ə-rō-grāft’) n. A type of tissue graft in which the donor and recipient are of different species. Also called heterologous graft, heteroplastic graft, heterotransplant, xenograft.

  • Heterography

    [het-uh-rog-ruh-fee] /ˌhɛt əˈrɒg rə fi/ noun 1. spelling different from that in current use. 2. the use of the same letter or combination of letters to represent different sounds, as, in English, the use of s in sit and easy. /ˌhɛtəˈrɒɡrəfɪ/ noun 1. the phenomenon of different letters or sequences of letters representing the same […]

  • Heterogynous

    [het-uh-roj-uh-nuh s] /ˌhɛt əˈrɒdʒ ə nəs/ adjective, Zoology. 1. having females of two different kinds, one sexual and the other abortive or neuter, as ants. /ˌhɛtəˈrɒdʒɪnəs/ adjective 1. (of ants, bees, etc) having two types of female, one fertile and the other infertile

  • Heterokaryon

    [het-er-uh-kar-ee-on, -uh n] /ˌhɛt ər əˈkær iˌɒn, -ən/ noun, plural heterokarya [het-er-uh-kar-ee-uh] /ˌhɛt ər əˈkær i ə/ (Show IPA). Biology. 1. a cell containing two or more nuclei of differing genetic constitutions. /ˌhɛtərəʊˈkærɪɒn/ noun 1. (biology) a fungal cell or mycelium containing two or more nuclei of different genetic constitution heterokaryon het·er·o·kar·y·on (hět’ər-ə-kār’ē-ŏn’, -ən) n. […]

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