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See also: SIB and šib



Etymology 1[edit]

From Middle English sib, from Old English sibb (related, akin, sib), from Proto-Germanic *sibjaz (related), from Proto-Indo-European *sebʰ-, *swebʰ- (one's own). Cognate with West Frisian besibbe (related), Middle Dutch sibbe (related), Middle Low German sibbe (related), Middle High German sippe (related), Icelandic sifi (related).



  1. Having kinship or relationship; related by same-bloodedness; having affinity; being akin; kindred.
    (Can we find and add a quotation of Edmund Spenser to this entry?)

Etymology 2[edit]

From Middle English sib, sibbe, from Old English sibb (relationship; gossip; friendliness, kindness; love, friendship, peace, concord, unity, tranquility; peace of mind; a relative, kinsman, kinswoman), from Proto-Germanic *sibjō (kinship), from Proto-Indo-European *sebʰ-, *swebʰ- (one's own). Cognate with West Frisian sibbe (relative, family member), Dutch sibbe (sib), German Sippe (tribe, clan), Icelandic sifjar (in-laws), Latin suus (one's own).


sib (plural sibs)

  1. Kindred; kin; kinsmen; a body of persons related by blood in any degree.
  2. A kinsman; a blood relation; a relative, near or remote; one closely allied to another; an intimate companion.
    • 1980, Anthony Burgess, Earthly Powers:
      But she got up to go, and Domenico obeyed me too in mock meekness, making himself sib and coeval to Hortense, submissive to frowning elder brother, something incestuous in it.
  3. A sibling, brother or sister (irrespective of gender)
  4. (biology) Any group of animals or plants sharing a corresponding genetic relation
  5. A group of individuals unilaterally descended from a single (real or postulated) common ancestor
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Etymology 3[edit]

From Middle English *sibben, *sibbien, from Old English sibbian (to make peace; rejoice), from Proto-Germanic *sibjōną (to reconcile), Proto-Indo-European *sebʰ-, *swebʰ- (one's own). Cognate with German sippen (to be in relationship with, become related to).


sib (third-person singular simple present sibs, present participle sibbing, simple past and past participle sibbed)

  1. (transitive) To bring into relation; establish a relationship between; make friendly; reconcile.


  • Webster's Seventh New Collegiate Dictionary, Springfield, Massachusetts, G.&C. Merriam Co., 1967


Old High German[edit]


From Proto-Germanic *sibiz. Cognate with Old English sife.


sib n

  1. A sieve


Old Irish[edit]


From Proto-Celtic *swiswis (compare Welsh chwichwi), a reduplicated form of *swīs (you, ye), from Proto-Indo-European *wos.




  1. you (nominative plural), ye
    • c. 800, Würzburg Glosses on the Pauline Epistles, published in Thesaurus Palaeohibernicus (reprinted 1987, Dublin Institute for Advanced Studies), edited and with translations by Whitley Stokes and John Strachan, vol. I, pp. 499–712, Wb. 19c20
      It sib ata chomarpi Abracham.
      It is you who are Abraham's heirs.


Related terms[edit]