G139 αἵρεσις - Strong's Greek Lexicon Number

LSJ Gloss:
αἵρεσις
a taking especially
Dodson:
αἵρεσις
a self-chosen opinion, a sect
a self-chosen opinion, a religious or philosophical sect, discord or contention.
Strong's:
αἵρεσις
properly, a choice, i.e. (specially) a party or (abstractly) disunion
Derivation: from G138;

KJV Usage: heresy (which is the Greek word itself), sect.

G138
Thayer:
1) act of taking, capture: e.g. storming a city
2) choosing, choice
3) that which is chosen
4) a body of men following their own tenets (sect or party)
4a) of the Sadducees
4b) of the Pharisees
4c) of the Christians
5) dissensions arising from diversity of opinions and aims

9 occurrences of G139 αἵρεσις

Acts 5:17
Acts 15:5
Acts 24:5
Acts 24:14
Acts 26:5
Acts 28:22
1 Corinthians 11:19
Galatians 5:20
2 Peter 2:1

Corresponding Hebrew Words

hairesis H5071 nedavah