sib

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sib

 (sĭb)
n.
1.
a. A blood relation; a relative.
b. A person's relatives considered as a group; kinfolk.
2. A brother or sister; a sibling.
3. Anthropology A kinship group consisting of two or more lineages considered as being related, as by common descent from a mythic ancestor.
adj.
Related by blood; kindred.

[Middle English sibbe, from Old English sibb; see s(w)e- in Indo-European roots.]

sib

or

sibb

n
1. (Genetics) a blood relative
2. a brother or sister; sibling
3. (Anthropology & Ethnology) kinsmen collectively; kindred
4. (Anthropology & Ethnology) any social unit that is bonded by kinship through one line of descent only
[Old English sibb; related to Old Norse sifjar relatives, Old High German sippa kinship, Latin suus one's own; see gossip]

SIB

(in Britain) abbreviation for
(Banking & Finance) (the former) Securities and Investments Board

sib

(sɪb)

adj.
1. related by blood; akin.
n.
2. a relative; kinsman or kinswoman.
3. one's kin.
4. Anthrop. a unilateral descent group.
[before 900; Middle English sib(e), sibb(e), Old English sib(b) (orig. adj.), c. Old Frisian sib, Old High German sippi related, Old Norse sifjar (pl.) relatives, Gothic sibja relationship; compare gossip]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.sib - a person's brother or sistersib - a person's brother or sister  
family unit, family - primary social group; parents and children; "he wanted to have a good job before starting a family"
half blood - one of siblings who have only one parent in common
relative, relation - a person related by blood or marriage; "police are searching for relatives of the deceased"; "he has distant relations back in New Jersey"
quad, quadruplet - one of four children born at the same time from the same pregnancy
quin, quint, quintuplet - one of five children born at the same time from the same pregnancy
triplet - one of three offspring born at the same time from the same pregnancy
twin - either of two offspring born at the same time from the same pregnancy
2.sib - one related by blood or origin; especially on sharing an ancestor with another
relative, relation - a person related by blood or marriage; "police are searching for relatives of the deceased"; "he has distant relations back in New Jersey"
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