Strong's #2924: kritikos (pronounced krit-ee-kos')
from 2923; decisive ("critical"), i.e. discriminative:--discerner.
Thayer's Greek Lexicon:
́
kritikos
1) relating to judging, fit for judging, skilled in judging
Part of Speech: adjective
Relation: from G2923
Citing in TDNT: 3:943, 469
Usage:
This word is used 1 times:
Hebrews 4:12: "and marrow, and is a discerner of the thoughts and intents of the heart."