alidade
A type of sighting device used for measuring angles.
Noun
- A type of sighting device used for measuring angles.
Origin
From French alidade, from Spanish alidada, from Arabic العِضَادَة (al-ʕiḍāda), perhaps from عَضُد (ʕaḍud, “upper arm”).
A type of sighting device used for measuring angles.
From French alidade, from Spanish alidada, from Arabic العِضَادَة (al-ʕiḍāda), perhaps from عَضُد (ʕaḍud, “upper arm”).