ἀνακαίνωσις (anakáīnōsis) is a Greek noun meaning:

1. Renewal: The process of making something new or restoring it.
2. Restoration: The act of renovating or refreshing, particularly in a moral or spiritual sense.

This term is used to describe a state of being renewed or made new, often relating to spiritual or inner transformation.

Detailed Overview with Concordances

1. BDAG (A Greek-English Lexicon of the New Testament and Other Early Christian Literature):

• BDAG defines ἀνακαίνωσις as “renewal” or “renovation.” It is used in the context of moral or spiritual transformation. For example, in Titus 3:5, it describes the renewal that occurs through the Holy Spirit.

2. LSJ (Liddell-Scott-Jones Greek-English Lexicon):

• LSJ provides a similar definition, noting that ἀνακαίνωσις means “renewal” or “restoration.” The term is used to indicate a process of making something new or refreshing it, particularly in a religious or philosophical context.

3. Thayer’s Greek Lexicon:

• Thayer explains ἀνακαίνωσις as “renewal” or “renovation,” emphasizing its use in the context of spiritual renewal. It is related to the transformation and improvement of one’s moral and spiritual state.

4. Strong’s Concordance:

• Strong’s Concordance lists ἀνακαίνωσις as G342 and defines it as “renewal.” The concordance highlights its application in biblical texts to describe a renewal or restoration, especially in terms of spiritual regeneration.

Summary:
ἀνακαίνωσις (anakáīnōsis) means “renewal” or “restoration” in Greek. According to BDAG, LSJ, Thayer’s Greek Lexicon, and Strong’s Concordance, the term denotes the process of making something new or restoring it, particularly in a spiritual or moral sense. It is often used to describe the renewal that occurs through divine intervention or spiritual transformation, as seen in texts like Titus 3:5.