Lexical Definition

‎ἀμάρτυρος‎ amártyros (am-ar'-too-ros) without witness ^G:A
from ‎Α‎ (as a negative particle) and a form of ‎μάρτυς‎

without witness.

• unattested

Abbott-Smith

* ἀμάρτυρος, -ον (< μάρτυς),
without witness: Ac 14:17.†

Abbott-Smith References

Liddell-Scott-Jones

ἀμάρτυρος-ῠρος, ον,

without witness, unattested, [Refs 5th c.BC+]; ἀμαρτύρων εὔντων[Refs 3rd c.BC+]; unsupported by evidence, δίκη[Refs 6th c.AD+] adverb -ρως[Refs 8th c.BC+]