adj. of or concerning sailors or navigation; naval; maritime.
Phrases and idioms:
nautical almanac a yearbook containing astronomical and tidal information for navigators etc. nautical mile a unit of approx. 2,025 yards (1,852 metres): also called sea mile.
Derivatives:
nautically adv.
Etymology: F nautique or f. L nauticus f. Gk nautikos f. nautes sailor f. naus ship