alidade
English
![](http://upload.wikimedia.org/wikipedia/commons/thumb/3/30/Noca_hpc-001844.jpg/220px-Noca_hpc-001844.jpg)
Alternative forms
Etymology
From French alidade, from Spanish alidada, from Arabic العِضَادَة (al-ʕiḍāda), perhaps from عَضُد (ʕaḍud, “upper arm”).
Pronunciation
Noun
alidade (plural alidades)
- (cartography, astronomy, surveying) A sighting device used for measuring angles.
Synonyms
- turning board, diopter (obsolete)
Translations
measuring apparatus
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Further reading
Italian
Noun
alidade f
Portuguese
Alternative forms
Noun
alidade f (plural alidades)
- (cartography, astronomy, surveying) alidade (sighting device used for measuring angles)
Categories:
- English terms borrowed from French
- English terms derived from French
- English terms derived from Spanish
- English terms derived from Arabic
- English 3-syllable words
- English terms with IPA pronunciation
- English lemmas
- English nouns
- English countable nouns
- en:Cartography
- en:Astronomy
- en:Surveying
- Italian non-lemma forms
- Italian noun plural forms
- Portuguese lemmas
- Portuguese nouns
- Portuguese countable nouns
- Portuguese feminine nouns
- pt:Cartography
- pt:Astronomy
- pt:Surveying
- pt:Measuring instruments