Refiner Word Study katharizo (G2511)
G2511  ·  Greek  ·  Strong's Concordance
καθαρίζω
katharizo
29 occurrences in Scripture Greek

"to cleanse, render pure, purify, Mt. 23:25; Lk. 11:39; to cleanse from leprosy, Mt. 8:2, 3; 10:8; met. to cleanse from sin, purify by an expiatory offering, make expiation for, Heb. 9:22, 23; 1 Jn. 1:7; to cleanse from sin, free from the influence of error and sin, Acts 15:9; 2 C..."

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Definition and meaning

What does katharizo mean in Greek?

29
Occurrences in Scripture
G2511
Strong's number
Greek
Original language

to cleanse, render pure, purify, Mt. 23:25; Lk. 11:39; to cleanse from leprosy, Mt. 8:2, 3; 10:8; met. to cleanse from sin, purify by an expiatory offering, make expiation for, Heb. 9:22, 23; 1 Jn. 1:7; to cleanse from sin, free from the influence of error and sin, Acts 15:9; 2 Cor. 7:1; to pronounce ceremonially clean, Acts 10:15; 11:9

In the original Greek the word is written: καθαρίζω

Historical context

What was happening when this word was written?

Roman-Occupied Judea (c. 4 BC-AD 30)

Rome had controlled Judea since 63 BC. Herod the Great rebuilt the Temple into one of the most magnificent structures in the ancient world — and simultaneously murdered members of his own family. The common people paid multiple layers of taxation and were politically powerless. Into that world a carpenter from Galilee began teaching that the kingdom of God had arrived.

The people who first heard this word were not reading a book — they were living through empires, oppression, exile, and covenant. Every word carried the weight of that reality. Understanding it changes how you read Scripture.

Scripture references

Top 10 Bible verses with katharizo

These are the most notable occurrences of katharizo (G2511) across the King James Bible.

Matthew 8:2

And, behold, there came a leper and worshipped him, saying, Lord, if thou wilt, thou canst make me clean.

Matthew 8:3

And Jesus put forth his hand, and touched him, saying, I will; be thou clean. And immediately his leprosy was cleansed.

Matthew 10:8

Heal the sick, cleanse the lepers, raise the dead, cast out devils: freely ye have received, freely give.

Matthew 11:5

The blind receive their sight, and the lame walk, the lepers are cleansed, and the deaf hear, the dead are raised up, and the poor have the gospel preached to them.

Matthew 23:25

Woe unto you, scribes and Pharisees, hypocrites! for ye make clean the outside of the cup and of the platter, but within they are full of extortion and excess.

Matthew 23:26

Thou blind Pharisee, cleanse first that which is within the cup and platter, that the outside of them may be clean also.

Mark 1:40

And there came a leper to him, beseeching him, and kneeling down to him, and saying unto him, If thou wilt, thou canst make me clean.

Mark 1:41

And Jesus, moved with compassion, put forth his hand, and touched him, and saith unto him, I will; be thou clean.

Mark 1:42

And as soon as he had spoken, immediately the leprosy departed from him, and he was cleansed.

Mark 7:19

Because it entereth not into his heart, but into the belly, and goeth out into the draught, purging all meats?

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Common questions

Frequently asked questions about katharizo

What does katharizo mean in Greek?

Strong's G2511 (katharizo) is a Greek word that means: to cleanse, render pure, purify, Mt. 23:25; Lk. 11:39; to cleanse from leprosy, Mt. 8:2, 3; 10:8; met. to cleanse from sin, purify by an expiatory offering, make expiation for, Heb. 9:22, 23; 1 Jn. 1:... It appears 29 times in the King James Bible.

How many times does katharizo appear in the Bible?

The word katharizo (G2511) appears 29 times in the original Greek text.

What is Strong's number G2511?

Strong's G2511 is katharizo, a Greek word defined as: to cleanse, render pure, purify, Mt. 23:25; Lk. 11:39; to cleanse from leprosy, Mt. 8:2, 3; 10:8; met. to cleanse from sin, purify by an expiatory off. James Strong catalogued this in his 1890 concordance to help English readers study the original languages of the Bible.

Is katharizo in the Old Testament or New Testament?

katharizo is a Greek word found in the New Testament.