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1

topside

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noun top·side \ˈtäp-ˈsīd\

Definition of topside

  1. 1 plural :  the top portion of the outer surface of a ship on each side above the waterline

  2. 2 :  the highest level of authority

  3. 3 :  the upper portion of the ionosphere



1815

First Known Use of topside

1815


2

topside

adverb or adjective top·side

Simple Definition of topside

  • : on or onto the deck of a ship

Source: Merriam-Webster's Learner's Dictionary

Full Definition of topside

  1. 1 :  to or on the top or surface

  2. 2 :  in a position of authority

  3. 3 :  on deck

1873

First Known Use of topside

1873


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