onco- root words — words with the onco- root

The root onco- comes from Greek onkos, meaning tumor. 11 words in Dendril are built from it, including oncology, oncidium, oncogene, oncogenesis, oncogenic, oncologic, oncological, oncolysis, oncolytic, oncometer, oncotomy. Dendril shows them on a free interactive word map — no signup, no ads.

Words that use the onco- root

Explore words with onco- — words containing the onco- root and sharing its sense of "tumor". Examples include oncology, oncidium, oncogene, oncogenesis, oncogenic, oncologic, oncological, oncolysis, oncolytic, oncometer, oncotomy. Click any word to see its own roots, definition, and related words.

The onco- root means tumor, from Greek onkos. Recognizing it helps you decode and remember the many English words built on this root.