rolamite

noun
ro·​la·​mite | \ˈrōləˌmīt\
plural -s

Definition of rolamite 

: a nearly frictionless elementary mechanism consisting of two or more rollers inserted in the loops of a flexible metal or plastic band with the band acting to turn the rollers whose movement can be directed to perform various functions

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First Known Use of rolamite

1968, in the meaning defined above

History and Etymology for rolamite

roll + -amite, of unknown origin

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Dictionary Entries near rolamite

roker

Rokossovsky

roky

rolamite

Roland

role

role model

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The first known use of rolamite was in 1968

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