oo- root words — words with the oo- root

The root oo- comes from Greek oon, meaning egg. 17 words in Dendril are built from it, including oidium, oo, oocyte, oogenesis, oogenetic, oogonium, oolite, oolitic, oologic, oological, oology, oophorectomies. Dendril shows them on a free interactive word map — no signup, no ads.

Words that use the oo- root

Explore words with oo- — words containing the oo- root and sharing its sense of "egg". Examples include oidium, oo, oocyte, oogenesis, oogenetic, oogonium, oolite, oolitic, oologic, oological, oology, oophorectomies. Click any word to see its own roots, definition, and related words.

The oo- root means egg, from Greek oon. Recognizing it helps you decode and remember the many English words built on this root.