D defs.my
Entry 2 senses · 2 variants Webster, 1913

sibling

/(sĭb"lĭng)/ · sib·ling · IPA /ˈsɪb.lɪŋ/
01 n. a brother or a sister.
  1. 1.
    a brother or a sister.
02 a. of or pertaining to a sibling, n.; as, sibling rivalry: the common rivalry between siblings.
  1. 1.
    of or pertaining to a sibling, n.; as, sibling rivalry: the common rivalry between siblings. See: sibling