bn:00018917n
Noun Concept
EN
chronometer  marine chronometer
EN
An accurate clock (especially used in navigation) WordNet 3.0
Definitions
Relations
Sources
EN
An accurate clock (especially used in navigation) WordNet 3.0 & WordNet 2020
An extremely accurate clock that is relatively unaffected by movement or temperature changes. OmegaWiki
A timepiece used as a portable time standard at sea so as to enable the determining of longitude by means of celestial navigation. Wiktionary
IS A
WordNet 3.0 & WordNet 2020
Wiktionary
OmegaWiki