Lexical Definition

‎ἀπάτωρ‎ apátōr (ap-at'-ore) fatherless ^G:A
from ‎Α‎ (as a negative particle) and ‎πατήρ‎

without father.

• fatherless, i.e. of unrecorded paternity

Abbott-Smith

* ἀπάτωρ, -ορος, ὁ, ὴ (< ἀ- neg., πατήρ);
1. fatherless.
2. without father (MM, VGT, s.v.), i.e., with no recorded genealogy: He 7:3.†

Abbott-Smith References

Liddell-Scott-Jones

ἀπάτωρ [πᾰ], ορος, ὁ, ἡ,

(πατήρ) without father, of deities, αὐτοπάτωρ, ἀ.[NT+4th c.AD+]; fatherless, orphan, ἀοίκους ἀπάτοράς τε[Refs 5th c.BC+]; disowned by the father, [Refs 5th c.BC+] not having me for a father, [Refs 5th c.BC+]

__2 of unknown father, like{σκότιος}, [Refs 1st c.AD+]

_{LSJ Scripture Refs: Heb.7.3}