noun
Meaning 1
An instrument used for measuring the dip of the horizon. A sextant can be used as one, and historically some instruments were specifically created for the purpose. In reality they appear to have been cumbersome and little used.
Definition source: English Wiktionary via Wiktextract
Usage: historical
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided