Lineal descendant

Blood relative in the direct line of descent

A lineal or direct descendant, in legal usage, is a blood relative in the direct line of descent – the children, grandchildren, great-grandchildren, etc. of a person. In a legal procedure sense, lineal descent refers to the acquisition of estate by inheritance by parent from grandparent and by child from parent, whereas collateral descent refers to the acquisition of estate or real property by inheritance by sibling from sibling, and cousin from cousin.

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