sib (s b)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 [sɪb]
n
1. (Life Sciences & Allied Applications / Genetics) a blood relative
2. a brother or sister; sibling
3. (Social Science / Anthropology & Ethnology) kinsmen collectively; kindred
4. (Social Science / 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
(Economics, Accounting & Finance / Banking & Finance) (the former) Securities and Investments Board
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  sib - 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 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 |
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