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heterothallicenUK
het·er·o·thal·lic H0178800 (hĕt′ə-rō-thăl′ĭk)adj. Reproducing by cross-fertilization between individuals of different mating types. Used of certain fungi and algae.
[hetero- + Greek thallos, young shoot; see thallo- + -ic.]
het′er·o·thal′lism n.heterothallic (ˌhɛtərəʊˈθælɪk) adj1. (Botany) (of some algae and fungi) having male and female reproductive organs on different thalli2. (Botany) (of some fungi) having sexual reproduction that occurs only between two self-sterile mycelia[C20: from hetero- + Greek thallos green shoot, young twig] ˌheteroˈthallism, ˌheteroˈthally nhet•er•o•thal•lic (ˌhɛt ər əˈθæl ɪk)
adj. having mycelia of two unlike types, both of which must participate in the sexual process. [1900–05; hetero- + thall(us) + -ic] het`er•o•thal′lism, n. heterothallicenUK
heterothallic[¦hed·ə·rō¦thal·ik] (botany) Pertaining to a mycelium with genetically incompatible hyphae, therefore requiring different hyphae to form a zygospore; refers to fungi and some algae. heterothallicenUK
het·er·o·thal·lic (het'ĕr-ō-thal'ik), In fungi, denoting a kind of sexual reproduction in which a sexual spore is produced only by fusion with a nucleus of another mating type. Compare: homothallic. [hetero- + G. thallos, a young shoot] |