Liddell-Scott-Jones

βάραθρον (barathron) a pit ^G:N-N

βάραθρον [βᾰ],

Epic dialect and Ionic dialect βέρεθρον (which see, compare ζέρεθρον), shortened βέθρον (which see), τό, gulf, pit, [Refs 4th c.BC+]; especiallyat Athens, a cleft into which criminals were thrown, [Refs 5th c.BC+]

__2 metaphorically, ἐν τῷ β. χειμάζειν [Refs 4th c.BC+]; ruin, perdition, [Refs 2nd c.AD+]; name of a courtesan, Theophil.Comedy texts [Refs]
__II a woman's ornament, [Refs 5th c.BC+]
__III ={βράθυ}, falsa lectio for{βόρατον}, [Refs 1st c.AD+]. (Root gseq[uglide]er 'devour', compare βορά.)