Standard Lemma guide

sib

adj · name · noun · verb · 14 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • /sɪb/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • rhymes with -ɪb
  • CMU ARPABET: S IH1 B Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Having kinship or relationship; related by same-bloodedness; kindred.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

Akin (to); similar (to).

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

name

Meaning 3

Initialism of Special Investigation Branch.

Definition source: English Wiktionary via Wiktextract

Usage: UK, abbreviation, alt-of, initialism

Topics: government, military, politics, war

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

Kindred; kin; kinsmen; a body of persons related by blood in any degree.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

A kinsman; a blood relation; a relative, near or remote; one closely allied to another; an intimate companion.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

A sibling, brother or sister (irrespective of gender)

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

noun

Meaning 7

Any group of animals or plants sharing a corresponding genetic relation

Definition source: English Wiktionary via Wiktextract

Topics: biology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

noun

Meaning 8

A group of individuals unilaterally descended from a single (real or postulated) common ancestor

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

noun

Meaning 9

Initialism of self-injurious behavior.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, countable, initialism, uncountable

Topics: clinical-psychology, human-sciences, psychology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

10

noun

Meaning 10

Abbreviation of sodium-ion battery.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: NIB

Antonyms: none provided

11

verb

Meaning 11

To bring into relation; establish a relationship between; make friendly; reconcile.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

12

verb

Meaning 12

To engage in repetitive behaviors such as eye-poking, skin-picking, hand-biting, or head-banging.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive

Topics: clinical-psychology, human-sciences, psychology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

13

noun

Meaning 13

one related by blood or origin; especially on sharing an ancestor with another

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: blood relation, blood relative, cognate

Antonyms: none provided

Broader terms: relative, relation

14

noun

Meaning 14

a person's brother or sister

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: sibling

Antonyms: none provided

Broader terms: relative, relation

Narrower terms: half blood, quadruplet, quad, quintuplet, quint, quin, triplet, twin

History

Etymology

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”).

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-West Germanic *sibbju, 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”).

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”).

From the abbreviation SIB, or self-injurious behavior, a behavior found in autism.