stirps noun. [stǝ:ps] Pl. stirpes ['stǝ:pi:z]. L17.
[Latin = stock, stem.]
1. Law. A branch of a family; the person who with his or her descendants forms a branch of a family. Freq. in PER STIRPES. L17.

2. Biology. Lineage, stock; spec. in Botany, a permanent variety. Now rare. M19.

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