noun \ˈō-vəm\
plural ova \-və\

Definition of OVUM

:  a female gamete :  macrogamete —called also egg cell

Origin of OVUM

New Latin, from Latin, egg — more at egg
First Known Use: circa 1706


noun \ˈō-vəm\   (Medical Dictionary)
plural ova \-və\

Medical Definition of OVUM

:  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

Illustration of OVUM


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