sib

Definitions of sib
1

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

Synonyms:
blood relation, blood relative, cognate
Type of:
relation, relative
a person related by blood or marriage

n a person's brother or sister

Synonyms:
sibling
Types:
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half blood
one of siblings who have only one parent in common
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
dizygotic twin, fraternal twin
either of two twins who developed from two separate fertilized eggs
identical twin, monozygotic twin, monozygous twin
either of two twins developed from the same fertilized ovum (having the same genetic material)
Type of:
relation, relative
a person related by blood or marriage

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