Wiktionary
n. (context nautical English) A map of a maritime area showing characteristics which are relevant for navigation.
WordNet
n. a chart for a navigator showing the prevailing meteorological and hydrographic and navigational conditions [syn: naval chart, pilot chart]
Usage examples of "navigational chart".
The solution was as obscure to him as to a native trying to interpret latitude and longitude on a navigational chart.
Most importantly, the one man on the island that we were sure that we could trust, the chief gardener, Master Maimonides ibn Tibbon, had managed to obtain a Westronese ocean navigational chart for us, and he was able to give us a fix on our position.
Mintnor was inside, looking over a navigational chart as he entered.
Tombstone leaned over the plot table, studying the cryptic symbols and geometric shapes marked with wax pencil onto the glass top overlying the navigational chart of the North Cape-Murmansk Coast area.