signifies (a) "to be strong in body, to be robust, in sound health," Matthew 9:12; Mark 2:17; (b) "to have power," as of the Gospel, Acts 19:20; to prevail against, said of spiritual enemies, Revelation 12:8; of an evil spirit against exorcists, Acts 19:16; (c) "to be of force, to be effective, capable of producing results," Matthew 5:13 ("it is good for nothing;" lit., "it availeth nothing"); Galatians 5:6; in Hebrews 9:17 it apparently has the meaning "to be valid" (RV, "for doth it ever avail...?," for AV, "it is of no strength"). It is translated "avail" with reference to prayer, in James 5:16; cp. the strengthened form exischuo in Ephesians 3:18 . See ABLE , CAN , GOOD , MAY , PREVAIL , STRENGTH , WHOLE , WORK.
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