Definition.com
The Tree of life (n.) began as a fruit-bearing family tree, a tribal mother — which is why heroes are shut in tree-trunks and Attis castrated himself under a pine.
3 definitions
Definition.com
The Tree of life (n.) is "mankind's most magnificent legend," in Holmberg's phrase; in alchemy it represents the growth of the arcane substance into the philosophical gold.
Definition.com
The Tree of life (n.) and world-axis are attributes the tree symbol nearly always carries; a solitary tree at a picture's centre expresses an inner process that is universal and alien to personal consciousness.