αἵρεσις

Derivation

from G138 (αἱρέομαι);

Meaning

properly, a choice, i.e. (specially) a party or (abstractly) disunion

In the King James Version

heresy (which is the Greek word itself), sect

Translated as

sect (5), heresies (2), heresy (1)

Where it appears

Found in 8 verses

Acts

5:17, 15:5, 24:5, 24:14, 26:5, 28:22

1 Corinthians

11:19

2 Peter

2:1