CHASM Meaning of CHASM in English n.1 a deep fissure or opening in the earth, rock, etc. 2 a wide difference of feeling, interests, etc.; a gulf. 3 archaic a hiatus. Derivatives: chasmic adj. Etymology: L chasma f. Gk khasma gaping hollow Oxford English vocab. Оксфордский английский словарь. 2012