Abbott-Smith Manual Greek Lexicon
χάσμα (G5490)
1 χάσμα , -τος, τό ( χάσκω , to yawn ), [in LXX: II Ki 18:17 ( פַּחַת )* ;] a chasm, wide space : Lk 16:26 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain
Strong's G5490 · Greek
χάσμα
chasma · khas'-mah
from a form of an obsolete primary chao (to "gape" or "yawn"); a "chasm" or vacancy (impassable interval)