Origin (anatomy)
WordNet
noun
(1) Properties attributable to your ancestry
"He comes from good origins"
(2) The point of intersection of coordinate axes; where the values of the coordinates are all zero
(3) An event that is a beginning; a first part or stage of subsequent events
(4) The descendants of one individual
"His entire lineage has been warriors"
(5) The place where something begins, where it springs into being
"The Italian beginning of the Renaissance"
"Jupiter was the origin of the radiation"
"Pittsburgh is the source of the Ohio River"
"Communism's Russian root"
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