erec·​tor | \ i-ˈrek-tər How to pronounce erector (audio) \

Definition of erector

 (Entry 1 of 2)

: one that erects especially : a muscle that raises or keeps a part erect



Definition of Erector (Entry 2 of 2)

used for a metal toy construction set

Examples of erector in a Sentence

Recent Examples on the Web: Noun

The image tweeted by the president was also labeled, pointing out what had allegedly been damaged: the Safir mobile-erector-launcher, two support vehicles, a propellant burner trailer, and a service tower. CBS News, "Trump sparks confusion with tweet of apparent Iranian launch site," 30 Aug. 2019 There are rows of concrete trucks, the erector is fabricated and painted. Eric Berger, Ars Technica, "Rocket Report: Teachers invest in SpaceX, Russia plans to study reusable launch," 4 July 2019 For starters, this move targets many major muscles at once, including the glutes, hamstrings, quads, spinal erectors (muscles that line the spine), core, and upper back, says Borden. Jenny Mccoy, SELF, "How to Strengthen Your Core and Lower Body With Box Squats Like Rumer Willis," 24 Jan. 2019 In addition to being physically similar to the Iskander-M the North Korean missile also uses a transporter/erector/launch (TEL) vehicle that looks a close copy of the Russian missile’s TEL. Kyle Mizokami, Popular Mechanics, "Satellite Startup Accidentally Spots Secret North Korean Missile Test," 7 May 2019 Here’s a video of MALD in action as a flying decoy: In addition to the missiles themselves, the Pentagon would need to manufacture new transporter-erector-launcher vehicles to carry and launch them into combat. Kyle Mizokami, Popular Mechanics, "Pentagon Prepares to Build Banned Missiles as Treaty Expires," 11 Mar. 2019 The entire spinal column is lined on either side with very strong erector muscles that support the core. Caroline Picard, Good Housekeeping, "Your Kid Probably Has "Text Neck" — Here's What You Need to Know," 1 Mar. 2019 Deadlifts already work the posterior chain, or the muscles at the rear of the body like the hamstrings, gluteus maximus, trapezius, posterior deltoids, and erector spinae. Leah Prinzivalli, SELF, "Why the Deficit Deadlift Is a Great Modification for Beginners," 5 Dec. 2018 Earlier this month, the company tweeted that its transporter erector launcher was en route to Kodiak. Eric Berger, Ars Technica, "Rocket Report: Small sat market surging, Proton dying, Falcon Heavy certified," 29 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'erector.' 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 erector


1538, in the meaning defined above

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Last Updated

14 Sep 2019

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The first known use of erector was in 1538

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More Definitions for erector


erec·​tor | \ i-ˈrek-tər How to pronounce erector (audio) \

Medical Definition of erector

: a muscle that raises or keeps a part erect

called also arrector

More from Merriam-Webster on erector

Rhyming Dictionary: Words that rhyme with erector

Comments on erector

What made you want to look up erector? Please tell us where you read or heard it (including the quote, if possible).


concealment of treason or felony

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