proto-
/ˈprəʊtəʊ/(usually prot- before a vowel)
combiningForm
1Original or primitive: prototherian prototype
1.1First or earliest: protomartyr protozoon
Origin
From Greek prōtos 'first'.
- Pitcairner
- Pitcairnese
- Pitcairn Islands
- pit canal
- pit-cave
- pit cavity
- pitch
- pitchable
- pitch-accented
- pit chamber
- pitch and putt
- pitch and run
- pitch-and-toss
- pitch angle
- pitch axis
- pitch-back
- pitch battle
- pitch bend
- pitch-black
- pitch-blackness
- pitchblende
- pitch block
- pitch-board
- pitch-brown
- pitch-cap