lieutenant commander

noun

: a commissioned officer in the navy or coast guard ranking above a lieutenant and below a commander

Examples of lieutenant commander in a Sentence

Recent Examples on the Web
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All three are members of the U.S military — Ayers is a lieutenant colonel in the Air Force, McClain is an Army colonel and Kim is a lieutenant commander in the Navy, as well as a former SEAL — so Independence Day has a special meaning for them. Mike Wall, Space.com, 4 July 2025 Valor, the military arm of Siebert Financial, spent 13 years in Naval Special Warfare as a SEAL and left the military at the rank of lieutenant commander. Angelica Stabile, FOXNews.com, 25 May 2025 Born in Los Angeles, Kim is a U.S. Navy lieutenant commander, pilot and flight surgeon who was selected as part of the 2017 NASA astronaut class. Eric Lagatta, USA Today, 8 Apr. 2025 The lieutenant commander serves as volunteer chairman of The Brother Benno Foundation’s board of directors. Linda McIntosh, San Diego Union-Tribune, 17 Feb. 2025 See All Example Sentences for lieutenant commander

Word History

First Known Use

1839, in the meaning defined above

Time Traveler
The first known use of lieutenant commander was in 1839

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Cite this Entry

“Lieutenant commander.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lieutenant%20commander. Accessed 16 Jul. 2025.

Kids Definition

lieutenant commander

noun
: a naval commissioned officer with a rank just below that of commander

More from Merriam-Webster on lieutenant commander

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