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Ovoviviparous

/ōˌvōvīˈvip(ə)rəs/  /-vəˈvip-/ Adjective 1. Of or pertaining to such kind of animals such as some reptiles whose eggs hatch inside their body. (wiktionary.org) 2. Producing eggs that develop within the maternal body (as of various fishes or reptiles) and hatch within or immediately after release from the parent. (merriam-webster.com) 3. Producing living young from eggs that hatch within the body. (wordnetweb.princeton.edu) Word origin: From Latin ovum “egg,” cognate with Greek oon, Old Norse egg, Old English æg + from Late Latin viviparus “bringing forth alive,” from Latin vivus “alive, living” + parere “bring forth,...

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Ovum

/ˈōvəm/ Noun, pl. ova 1. The female reproductive haploid cell (gamete) in oogamous organisms. It is typically not capable of active movement, and it is much larger than the motile sperm cells. When it fuses with a sperm, a diploid cell (the zygote) is formed, which gradually grows into a new individual. (wikipedia.org) 2. A female gamete; female sex cell; female reproductive cell. (biology-online.org) 3. A female gamete : macrogamete; especially : a mature egg that has undergone reduction, is ready for fertilization, and takes the form of a relatively large inactive gamete providing a comparatively great amount of reserve material and contributing most of the cytoplasm of the zygote. (merriam-webster.com) 4. A mature female reproductive cell, esp. of a human or other animal, that can divide to give rise to an embryo usually only after fertilization by a male cell. (Google Dictionary) Syn: egg cell Word origin: From Latin ovum “egg,” cognate with Greek oon, Old Norse egg, Old English...

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Oxidation

/ˌäksiˈdāSHən/ Noun (Chemistry) 1. Oxidation, a reaction in which the atoms of an element lose electrons. (wiktionary.org) 2. The act or process of oxidizing. (merriam-webster.com) 3. The state or result of being oxidized. (merriam-webster.com) 4. The process of oxidizing; the addition of oxygen to a compound with a loss of electrons; always occurs accompanied by reduction. (wordnetweb.princeton.edu) Word origin: Noun of action from oxider “oxidize,” from oxide, coined by G. de Morveau and A. Lavoisier from...

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