-proof
a combining form meaning “resistant, impervious to” that specified by the initial element:
burglarproof; childproof; waterproof.
-proof
adjective, combining form
secure against (damage by); (make) impervious to waterproof, mothproof, childproof
word origin
from proof (adj)
Read Also:
- -pter
a combining form meaning “one with wings” of the kind specified: hymenopter.
- -pteran
combining form indicating a specified number or type of wings dipterous word origin from greek -pteros, from pteron wing
- -pterous
a combining form meaning “having wings” of the kind or number specified: dipterous. -pterous combining form indicating a specified number or type of wings dipterous word origin from greek -pteros, from pteron wing
- -rama
variant of -orama, occurring as the final element in compounds when the first element is disyllabic and does not end in -r, used so that the entire word maintains the same number of syllables as panorama: cinerama; telerama. -rama noun suffix meaning “spectacular display or instance of,” 1824, abstracted from panorama, ultimately from gk. horama […]
- -raphy
variant of -rraphy.