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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The first known use of rolamite was in 1968

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Cite this Entry

“Rolamite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rolamite. Accessed 14 May. 2021.

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