sib

• POS: Noun

CIDE DICTIONARY

sib, n. [AS. sibb alliance, gesib a relative. Gossip.].

•  A blood relation.  Nash.  [1913 Webster]
•  a sibling.  [PJC]

sib, a. 

 Related by blood; akin.  Sir W. Scott.  [1913 Webster]
"Your kindred is but . . . little sib to you."  [1913 Webster]
"[He] is no fairy birn, ne sib at all
To elfs, but sprung of seed terrestrial."  [1913 Webster]

OXFORD DICTIONARY

sib, n. & adj.
--n.
1 a brother or sister (cf. SIBLING).
2 a blood relative.
3 a group of people recognized by an individual as his or her kindred.
--adj. (usu. foll. by to) esp. Sc. related; akin.

Etymology

OE sib(b)

THESAURUS

sib

affiliated, agnate, akin, allied, ancestry, avuncular, blood, blood relation, blood relative, clansman, closely related, cognate, collateral, collateral relative, congeneric, connections, consanguine, consanguinean, consanguineous, distaff side, distant relation, distantly related, enate, family, flesh, flesh and blood, folks, foster, friendly, german, germane, kin, kindred, kinfolk, kinnery, kinsfolk, kinsman, kinsmen, kinswoman, kith and kin, matrilateral, matrilineal, matroclinous, near relation, next of kin, novercal, of the blood, patrilateral, patrilineal, patroclinous, people, posterity, receptive, related, relations, relatives, sibling, spear kin, spear side, spindle kin, spindle side, sword side, tribesman, uterine, uterine kin, well-disposed

ROGET THESAURUS

sib

Consanguinity

N consanguinity, relationship, kindred, blood, parentage, filiation, affiliation, lineage, agnation, connection, alliance, family connection, family tie, ties of blood, nepotism, kinsman, kinfolk, kith and kin, relation, relative, connection, sibling, sib, next of kin, uncle, aunt, nephew, niece, cousin, cousin- german, first cousin, second cousin, cousin once removed, cousin twice removed, ear relation, distant relation, brother, sister, one's own flesh and blood, family, fraternity, brotherhood, sisterhood, cousinhood, race, stock, generation, sept, stirps, side, strain, breed, clan, tribe, nation, related, akin, consanguineous, of the blood, family, allied, collateral, cognate, agnate, connate, kindred, affiliated, fraternal, intimately related, nearly related, closely related, remotely related, distantly related, allied, german.