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erec·​tor i-ˈrek-tər How to pronounce erector (audio)
: one that erects
especially : a muscle that raises or keeps a part erect


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used for a metal toy construction set

Examples of erector in a Sentence

Recent Examples on the Web
Morrow is the owner of Morrow Steel, based in Tampa Bay, and in business for 51 years as a unionized steel erector. Anthony Man, Sun Sentinel, 2 Jan. 2024 In his free time, Calleia built Meccano erector set models and made models of military equipment, bridges and machinery. Summer Lin, Los Angeles Times, 8 Sep. 2023 These are, most specifically, the muscles of your upper and mid-back (traps and lats), erector spinae, glutes, and hamstrings. Men's Health, 11 July 2023 Isn’t that the dream of every kid whose owned an erector set? Brad Townsend, Dallas News, 20 June 2023 One's lower back muscles are comprised of extensor muscles, flexor muscles and oblique muscles, and include the muscle mass known as the erector spinae − the muscle group that helps hold up one's spine and glute muscles. Daryl Austin, USA TODAY, 13 May 2023 Another shot of the incident shows other military equipment rolling past the burning vehicle, including another Bumerang, a TOS-1A multiple rocket launcher vehicle, and a transporter erector launcher (TEL) for a Topol-M or Yars intercontinental ballistic missile. Kyle Mizokami, Popular Mechanics, 25 June 2020 The Tianlong-2 rocket lifted off from a transport erector launcher at the Jiuquan Satellite Launch Center, sending a small remote sensing experiment satellite into orbit, Space News reports. Eric Berger, Ars Technica, 7 Apr. 2023 That's not wrong—but deadlift variations target your entire posterior chain, which includes your spinal erectors, low back muscles, and even your bigger back muscles like your delts and traps. Men's Health, 15 Mar. 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'erector.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use


1538, in the meaning defined above

Time Traveler
The first known use of erector was in 1538

Dictionary Entries Near erector

Cite this Entry

“Erector.” Dictionary, Merriam-Webster, Accessed 24 Feb. 2024.

Medical Definition


erec·​tor i-ˈrek-tər How to pronounce erector (audio)
: a muscle that raises or keeps a part erect

called also arrector

Last Updated: - Updated example sentences
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