rattleback
Noun
Meaning
English Wikipedia has an article on:rattlebackWikipedia
rattleback (plural rattlebacks)
A form of spinning top that will spin preferentially in one direction (rattling, then reversing, if spun in the other direction).
Noun
English Wikipedia has an article on:rattlebackWikipedia
rattleback (plural rattlebacks)
A form of spinning top that will spin preferentially in one direction (rattling, then reversing, if spun in the other direction).