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Webster 1913 Edition

(răb-dŏl′ō̍-jy̆)

Noun.

[Gr.

ῥάβδοσ

rod, stick +

-logy

: cf. F.

rabdologie

The method or art of performing arithmetical operations by means of Napier’s bones. See

[Written also

rhabdology

Noun.

[Gr. a rod, and discourse.]

A method of performing mathematical operations by little square rods.

rabdology ‎(uncountable)

practice of performing arithmetic using Napier's bones