slide rule

Noun

Meaning

analog computer consisting of a handheld instrument used for rapid calculations; have been replaced by pocket calculators

Synonyms

Antonyms

Hypernyms

Examples

Addition and subtraction are not well-supported operations on slide rules and doing a calculation on a slide rule tends to be slower than on a calculator. Source: Internet

Addition and subtraction steps in a calculation are generally done mentally or on paper, not on the slide rule. Source: Internet

A Russian circular slide rule built like a pocket watch that works as single cursor slide rule since the two needles are ganged together. Source: Internet

A rosary card is either one with a "handle" that moves like a slide rule to count the decade, or it has a whole rosary with bumps similar to Braille and ancient counting systems. Source: Internet

A slide rule requires the user to separately compute the order of magnitude of the answer in order to position the decimal point in the results. Source: Internet

In 1722, Warner introduced the two- and three-decade scales, and in 1755 Everard included an inverted scale; a slide rule containing all of these scales is usually known as a "polyphase" rule. Source: Internet

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