spy·​glass | \ ˈspī-ˌglas How to pronounce spyglass (audio) \

Definition of spyglass

: a small telescope

Examples of spyglass in a Sentence

Recent Examples on the Web Astronomers are still finding moons at Jupiter, 400 years after Galileo used his spyglass to spot the first ones. Emiliano Rodriguez Mega, The Seattle Times, "Jupiter’s moon count reaches 79, including tiny ‘oddball’," 17 July 2018 But in 1850, long before Stone, Abijah Fessenden patented a drinking tube with a filter attached to a vessel shaped like a spyglass. Alexis C. Madrigal, The Atlantic, "Disposable America," 21 June 2018 For this reason, modern naval-history masters like Ian Toll or James Hornfischer tend to train their spyglasses on a particular theater or navy. Jonathan W. Jordan, WSJ, "‘World War II at Sea’ Review: A History Written in Water," 18 May 2018 And nowhere is this more celebrated than on Goat Island, where the Observer has eagerly put aside his spyglass, having ceased the search for icebergs. The Masked Observer, AL.com, "The Masked Observer is ready to celebrate warmer temps and significant anniversaries," 24 Jan. 2018 The opening rescue mission, chock full of snowy landscapes, bursting tree trunks, laser blasts, and the Avengers' own bravado, is like watching a fireworks display with a spyglass. Matt Patches, Esquire, "Avengers: Age of Ultron," 21 Apr. 2015 Then in July 1864 — half a century after the British burned the city — Lincoln used a spyglass to watch the movements of troops led by Confederate Lt. Daniel S. Levy / Time Books, Time, "Is the White House a 'Dump'? It Used to Be," 2 Aug. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'spyglass.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of spyglass

1706, in the meaning defined above

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Time Traveler for spyglass

Time Traveler

The first known use of spyglass was in 1706

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Statistics for spyglass

Cite this Entry

“Spyglass.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spyglass. Accessed 25 Nov. 2020.

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More Definitions for spyglass


How to pronounce spyglass (audio)

English Language Learners Definition of spyglass

: a small telescope used by sailors in the past


spy·​glass | \ ˈspī-ˌglas How to pronounce spyglass (audio) \

Kids Definition of spyglass

: a small telescope

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