• WordNet 3.6
    • n monogenesis asexual reproduction by the production and release of spores
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Webster's Revised Unabridged Dictionary
    • Monogenesis Oneness of origin; esp. Biol, development of all beings in the universe from a single cell; -- opposed to polygenesis. Called also monism.
    • Monogenesis (Biol) That form of reproduction which requires but one parent, as in reproduction by fission or in the formation of buds, etc., which drop off and form new individuals; asexual reproduction.
    • Monogenesis (Biol) The direct development of an embryo, without metamorphosis, into an organism similar to the parent organism; -- opposed to metagenesis.
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Century Dictionary and Cyclopedia
    • n monogenesis In biology:
    • n monogenesis Development of the ovum from a parent similar to itself: opposed to metagenesis.
    • n monogenesis Generation of an individual from one parent which develops both male and female products, or ova and spermatozoa.
    • n monogenesis Descent of all living things from a single cell.
    • n monogenesis Origination or derivation from a single species, or, in a restricted sense, from a single pair. Contrasted with polygenesis (which see).
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Chambers's Twentieth Century Dictionary
    • n Monogenesis mon-ō-jen′e-sis development of the ovum from a parent like itself
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Webster's Revised Unabridged Dictionary
Mono-, + genesis,