G0185
ἀκέραιος
innocent
ἀκέραιος, -ον (κεράννυμι), [in LXX: Est.8:13 * ;] unmixed, pure, hence, metaphorically (cf. MM, VGT, see word), guileless, simple: Mat.10:16, Rom.16:19, Php.2:15.† SYN.: ἄδολος, ἄκακος, ἁπλοῦς (cf. Ellic. on Phl., l.with; Tr., Syn., §lvi). (AS)
Full Thayer's lexicon entry
ἀκέραιος — akéraios
ἀκέραιος, (κεράννυμι);
a. unmixed, pure, as wine, metals,
b. of the mind, without admixture of evil, free from guile, innocent, simple: Mat 10:16; Rom 16:19; Php 2:15; (and frequent in secular writings). (Cf. Ellicott on Philippians, the passage cited; Trench, § lvi.; Tittmann 1:27f.)
3 occurrences
Matthew (1), Romans (1), Philippians (1)