mainspring
noun
Meaning
- The principal spring of a clockwork mechanism, which drives it by uncoiling.
- The most important reason for something (Cf. spring "origin of something" (literary) (often in the plural) the springs of her ambition).
Etymology / origin
No prose etymology has been added yet.
No ancestor words have been linked yet.
Related words
Descendant words
No descendant words have been linked yet.