Dictionary entry

ἐκτίθημι

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament

ἐκ-τίθημι

[in LXX for נָתַן ni., etc.;]

to set out, expose: Ac 7:21, Metaph., to set forth, expound: Ac 11:428:23; c. acc rei, Ac 18:26.†