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abaculus

noun
abac·​u·​lus | \ə-ˈba-kyə-ləs\
plural abaculi\ə-​ˈba-​kyə-​ˌlī, -​ˌlē \

Definition of abaculus 

: a tile used in mosaic : tessera

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First Known Use of abaculus

1844, in the meaning defined above

History and Etymology for abaculus

misreading of Latin ab oculīs “out of view,” as if diminutive of abacus abacus

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Dictionary Entries near abaculus

abactinal

abactor

a baculo

abaculus

abacus

Abadan

a bad crowd

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The first known use of abaculus was in 1844

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