ovum
noun /ˈəʊvəm/
  /ˈəʊvəm/
 (plural ova 
 (biology) /ˈəʊvə/
  /ˈəʊvə/
)- a female cell of an animal or a plant that can develop into a young animal or plant when fertilizedTopics Biologyc2Word Originearly 18th cent.: from Latin, literally ‘egg’.