Lexical Definition

‎παθητός‎ pathētós (path-ay-tos') suffering ^G:A
from the same as ‎πάθημα‎

suffer.

• liable (i.e. doomed) to experience pain

Abbott-Smith

* παθητός, -ή, -όν (< πάσχω),
1. one who has suffered.
2. subject to suffering (R, mg., v. M, Pr., 222) or destined to suffer (AV, R, txt.): Ac 26:23.†

Abbott-Smith References

Liddell-Scott-Jones

παθητός-ητός, ή, όν,

one who has suffered, [Refs 4th c.BC+]

__II subject to suffering, [NT]; τὸ θνητὸν καὶ π. [Refs 1st c.AD+]
__II.2 liable to external influence or change, opposed to ἀπαθής, [Refs 4th c.BC+]; passive, opposed to δραστήριος, [Refs 1st c.AD+]; but ὁ νοῦς ἀπαθής, ἡ δὲ γένεσις π. [Refs 1st c.AD+]
__II.3 in Medicine texts, diseased, affected, στεφάνη [Refs]

_{LSJ Scripture Refs: Acts.26.23}