Quick Definition
a gap, gulf, chasm
Strong's Definition
a "chasm" or vacancy (impassable interval)
Derivation: from a form of an obsolete primary (to "gape" or "yawn");
KJV Usage: gulf
Thayer's Greek Lexicon
χάσμα, χασματος, τό (χαίνω to yawn), a gaping opening, a chasm, gulf: equivalent to a great interval, Luk_16:26. (Hesiod theog. 740; Euripides, Plato, Plutarch, Lucian, Aelian, others.)
Mounce Concise Greek Dictionary
χάσμα chasma 1x
a chasm, gulf, Luk_16:26
Abbott-Smith Greek Lexicon
χάσμα , -τος , τό
( < χάσκω , to yawn ),
[in LXX : 2Sa_18:17 ( H6354 ) * ;]
a chasm, wide space: Luk_16:26 .†
Liddell-Scott — Intermediate Greek Lexicon
χάσμα χάσμα, ατος, τό, "a yawning hollow, chasm, gulf", Hdt. , etc.; of Tartarus, Hes. , Eur. , Hdt. = χάσμημα, Eur. generally, "any wide expanse", χάσμα πελάγεος τὸ δὴ Αἰγαῖον καλέεται Hdt.
STEPBible — Tyndale Abridged Greek Lexicon
χάσμα, -τος, τό
(χάσκω, to yawn), [in LXX: 2Ki.18:17 (פַּחַת)* ;]
a chasm, wide space: Luk.16:26.†
(AS)