sib
1. [ noun ] a person's brother or sister
Synonyms: sibling
Related terms: relative twin quadruplet quintuplet half_blood triplet family
2. [ noun ] one related by blood or origin; especially on sharing an ancestor with another
Synonyms: blood_relative cognate blood_relation
Related terms: relative
Similar spelling:   sip
  Sif
  Siva
  Sipp
  Sipe
  sieve