Definitions

1. verb

to untangle or disentangle, especially the hair of an animal

“She had to tosel the horse’s mane before it could run freely.”

2. verb

to put to use or make serviceable, especially something that has been idle or unused

“The old machinery was toseld and put back into production.”

3. noun

an instance of untangling or making something serviceable

“The tosel of the old pipes saved the company a significant amount of money.”