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Meaning of OVUM

Pronunciation:  'owvum

WordNet Dictionary
[n]  the female reproductive cell; the female gamete

OVUM is a 4 letter word that starts with O.


 Synonyms: egg cell
 See Also: egg, female reproductive system, gamete, ootid, ovule



Webster's 1913 Dictionary
\O"vum\, n.; pl. L. {Ova}, E. {Ovums}. [L., an egg. See
1. (Biol.) A more or less spherical and transparent mass of
   granular protoplasm, which by a process of multiplication
   and growth develops into a mass of cells, constituting a
   new individual like the parent; an egg, spore, germ, or
   germ cell. See Illust. of {Mycropyle}.

Note: The ovum is a typical cell, with a cell wall, cell
      substance, nucleus, and nucleolus. In man and the
      higher animals the cell wall, a vertically striated
      membrane, is called the zona pellucida; the cell
      contents, the vitellus; the nucleus, the germinal
      vesicle; and the nucleolus, the germinal spot. The
      diameter of the ripe ovum in man and the domestic
      animals varies between 1-200 and 1-120 of an inch.

2. (Arch.) One of the series of egg-shaped ornaments into
   which the ovolo is often carved. --Gwilt.

Medical Dictionary
 Definition: An ovum is an egg that exists in the ovary of the female. This egg is called the female "gamete" or sex cell. It combines with the male gamete, called a sperm, to form a zygote. This formation process is called "fertilization." (See sperm, zygote).
Biology Dictionary
 Definition: A haploid reproductive cell (gamete) produced by the female of a species which, when united with a sperm cell (of the same species) develops into an embryo.
  1. A female gamete.
  2. a female gamete.