Transcription
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- US Pronunciation
- US IPA
- UK Pronunciation
- UK IPA
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- [al-i-deyd]
- /ˈæl ɪˌdeɪd/
- /ˈæ.lɪ.deɪd/
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- US Pronunciation
- US IPA
-
- [al-i-deyd]
- /ˈæl ɪˌdeɪd/
Definitions of alidade word
- noun alidade a surveying instrument used in plane-tabling for drawing lines of sight on a distant object and taking angular measurements 3
- noun alidade the upper rotatable part of a theodolite, including the telescope and its attachments 3
- noun alidade a part of an optical or surveying instrument, consisting of the vernier, indicator, etc. 3
- noun alidade a surveying instrument consisting of a telescope mounted on a rule, used in topography 3
- noun alidade (in plane-tabling) a straightedge having a telescopic sight or other means of sighting parallel to the straightedge. 1
- noun alidade the entire upper part of a theodolite or transit, including the telescope, its supports, the level vials, the circle-reading device, and the spindle. 1
Information block about the term
Origin of alidade
First appearance:
before 1400 One of the 24% oldest English words
1400-50; variant of alhidade < Medieval Latin alhidada < Arabic al-ʿiḍādah the turning radius (like a clock hand) of a circle; replacing late Middle English allydatha (< Old Spanish alhidada)
Historical Comparancy
Parts of speech for Alidade
noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
alidade popularity
A common word. It’s meaning is known to most children of preschool age. About 91% of English native speakers know the meaning and use the word.
According to our data about 66% of words is more used. This is a rare but used term. It occurs in the pages of specialized literature and in the speech of educated people.
alidade usage trend in Literature
This diagram is provided by Google Ngram ViewerSee also
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