Strong's Concordance

Original word: ὀρθοτομέω
Transliteration: orthotomeó
Definition (short): accurately
Definition (full): to cut straight

NAS Exhaustive Concordance

Word Origin: from orthos and temnó (to cut)
Definition: to cut straight
NASB Translation: accurately handling (1).
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Strong's Exhaustive Concordance

From a compound of orthos and the base of tomoteros, to make a straight cut, i.e. (figuratively) to dissect (expound) correctly (the divine message) -- rightly divide.

see GREEK orthos

see GREEK tomoteros

KJV: Study to shew thyself approved unto God, a workman that needeth not to be ashamed, rightly dividing the word of truth.
NASB: Be diligent to present yourself approved to God as a workman who does not need to be ashamed, accurately handling the word of truth.