lieutenant commander


noun U.S. Navy.

a commissioned officer ranking next below a commander and next above a lieutenant.

Origin of lieutenant commander

An Americanism dating back to 1830–40 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for lieutenant commander

Historical Examples of lieutenant commander

British Dictionary definitions for lieutenant commander

lieutenant commander


an officer holding commissioned rank in certain navies immediately junior to a commander
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012