Definition of proto- in English:

Share this entry

proto-

Pronunciation: /ˈprōdō/
(usually prot- before a vowel)

combiningForm

1.1First; anterior; relating to a precursor: protomartyr protozoan

Origin

From Greek prōtos 'first'.

For editors and proofreaders

Syllabification: proto-

Share this entry
 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.