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366 entries under concept topic. ×

7
Bygrave slide rule(noun, technology, entity, form)
7
astrolabe(noun, technology, entity, form)
7
astronomical ring(noun, technology, entity, form)
7
mechanical calculator(noun, technology, entity, form)
7
slide rule(noun, technology, entity, form)
7
tabulating machine(noun, technology, entity, form)
7
technological phase-out(noun, technology, entity, form)
6
obsolete technology(noun, technology, entity, form)
3
Antikythera mechanism(noun, technology, entity, form)
3
Bernard Gitton's time-flow clock(noun, technology, entity, form)
3
Bernoulli box(noun, technology, entity, form)
3
Blickensderfer typewriter(noun, technology, entity, form)
3
Castlewood orb drive(noun, technology, entity, form)
3
Cavallo's multiplier(noun, technology, entity, form)
3
Chinese typewriter(noun, technology, entity, form)
3
Coggeshall slide rule(noun, technology, entity, form)
3
Cole's quadrant(noun, technology, entity, form)
3
Corbett's electrostatic machine(noun, technology, entity, form)
3
Crookes tube(noun, technology, entity, form)
3
Davis quadrant(noun, technology, entity, form)
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APASmart Define. (1970). rectangulus thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/rectangulus/thesaurus/related
ChicagoSmart Define. 1970. "rectangulus thesaurus" https://smartdefine.org/rectangulus/thesaurus/related (accessed September 22, 2026).
HarvardSmart Define 1970, rectangulus thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/rectangulus/thesaurus/related>.
MLASmart Define. "rectangulus thesaurus" 1 January 1970. Web. 22 September 2026. <https://smartdefine.org/rectangulus/thesaurus/related>