alidade
noun
al·i·dade
ˈa-lə-ˌdād 
: a rule equipped with simple or telescopic sights and used for determination of direction: such as
a
: a part of an astrolabe
b
: a part of a surveying instrument consisting of the telescope and its attachments
Examples of alidade in a Sentence
Recent Examples on the Web
Lookout Jodi King shows correspondent Conor Knighton the Osborne Fire Finder, an alidade with two sighting apertures used to pinpoint the location of a fire.
—
CBS News, 15 Aug. 2021
Dalton showed the couple around the lookout, explaining the old telephone system and the fire finder, a type of alidade used by fire lookouts.
—BostonGlobe.com, 29 Sep. 2019
CBS News, 15 Aug. 2021
Dalton showed the couple around the lookout, explaining the old telephone system and the fire finder, a type of alidade used by fire lookouts.
—BostonGlobe.com, 29 Sep. 2019
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'alidade.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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Cite this Entry
“Alidade.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/alidade. Accessed 20 Apr. 2024.
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