G2734
κατοπτρίζω
to reflect
κατοπτρίζω (κάτοπτρον, a mirror), to show as in a mirror. Mid., to see oneself mirrored (see MM, Exp., xv); with accusative of thing(s) (R, txt., but see mg.), to reflect as a mirror: 2Co.3:18 (cf. Abbott, Essays, 94).† (AS)
The KJV translates G2734 in the following manner:
glass (2x)
Full Thayer's lexicon entry
κατοπτρίζομαι — katoptrízomai
κατοπτρίζω: (κάτοπτρον a mirror), to show in a mirror, to make to reflect, to mirror: κατοπτριζων ὁ ἥλιος τήν ἰριν, Plutarch, mor., p. 894 f. (i. e. de plac. philos. 3, 5, 11). Middle present κατοπτρίζομαι; to look at oneself in a mirror (Artemidorus Daldianus, oneir. 2, 7; Athen. 15, p. 687 c.; (Diogenes Laërtius 2, 33; (7, 17)); to behold for oneself as in a mirror (Winers Grammar, 254 (238); Buttmann, 193f (167)): τήν δόξαν τοῦ κυρίου, the glory of Christ (which we behold in the gospel as in a mirror from which it is reflected), 2Co 3:18. Plainly so in Philo, alleg. leg. iii., § 33 μηδέ κατοπτρισαιμην ἐν ἄλλῳ τίνι
1 occurrence