Abbott-Smith Manual Greek Lexicon
ὄρεξις (G3715)
1 ** ὄρεξις , -εως, ἡ ( ὀρέγομαι ), [in LXX Wi 14:2 15:5 16:2 , 3 , Si 18:30 23:6 , IV Mac 1:33 , 35 *;] the most general ward for all kinds of desire , longing , appetite : of lust, Ro 1:27 . SYN. : v.s. πάθος .
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain