oogonium

== English == === Alternative forms === oögonium === Etymology === From oo- +‎ -gonium. === Noun === oogonium (plural oogonia or oogoniums) (biology) An immature ovarian egg within a developing fetus. (botany, mycology) A sac (the female gametangium) containing oospheres in algae or fungi. ==== Related terms ==== oogonial oocyte ==== Translations ====