portlight

noun

1
: the glass pane in a ship's porthole
2
: a glass-paned porthole that admits light but cannot be opened : deadlight

Word History

Etymology

port entry 3 + light

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Dictionary Entries Near portlight

Cite this Entry

“Portlight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/portlight. Accessed 24 Jul. 2024.

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