Main Entry:

¹sib

Pronunciation:

\ˈsib\

Function:

adjective

Etymology:

Middle English, from Old English sibb, from sibb kinship; akin to Old High German sippa kinship, family, Latin sodalis comrade, Greek ēthos custom, character, Latin suus one's own — more at suicide

Date:

before 12th century

: related by blood : akin