English noun: alidade | |||
| 1. | alidade (artifact) surveying instrument consisting of the upper movable part of a theodolite including the telescope and its attachments | ||
| Synonyms | alidad | ||
| Broader (hypernym) | surveying instrument, surveyor's instrument | ||
| Part meronym | theodolite, transit | ||
| 2. | alidade (artifact) surveying instrument used with a plane table for drawing lines of sight on a distant object and for measuring angles | ||
| Synonyms | alidad | ||
| Broader (hypernym) | surveying instrument, surveyor's instrument | ||