Meaning of REGISTER in English
( n. )
A certificate issued by the collector of customs of a port or district to the owner of a vessel, containing the description of a vessel, its name, ownership, and other material facts. It is kept on board the vessel, to be used as an evidence of nationality or as a muniment of title.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012