Heirloom
WordNet
noun
(1) Something that has been in a family for generations
(2) (law) any property that is considered by law or custom as inseparable from an inheritance is inherited with that inheritance
WiktionaryText
Etymology
From , a compound of and , thus "a tool passed to one's heirs".
Noun
- A valued possession that has been passed down through the generations.
- A crop variety that has been passed down through generations of farmers by seed saving and cultivation.