is used (a) of natural relationship, e.g., Matthew 19:29; of the "sisters" of Christ, the children of Joseph and Mary after the virgin birth of Christ, e.g., Matthew 13:56; (b) of "spiritual kinship" with Christ, an affinity marked by the fulfillment of the will of the Father, Matthew 12:50; Mark 3:35; of spiritual relationship based upon faith in Christ, Romans 16:1; 1 Corinthians 7:15; 9:5 , AV and RV marg.; James 2:15; Philemon 1:2 , RV.
Note: In Colossians 4:10 , AV, anepsios (cp. Lat., nepos, whence Eng., "nephew"), "a cousin" (so, RV), is translated "sister's son." See COUSIN.