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 Kuaizhou-1A lifted off from a transport erector launcher from the Jiuquan Satellite Launch Center in the Gobi Desert, Space News reports. Eric Berger, Ars Technica, 24 June 2022 The Iskander-M is a 26-foot-long, three-foot-wide missile typically fired from a truck transporter/erector/launcher vehicle. Kyle Mizokami, Popular Mechanics, 5 Apr. 2022 Other back-strengthening exercises rely on stabilization or resisting motion, such as the ones that activate your erector spinae, or your deep lower back muscles. SELF, 25 Mar. 2022 Your core also includes your diaphragm, obliques (muscles along the side of your abdomen), transverse abdominis (your deepest core muscles), erector spinae, and more. Manee Magee, SELF, 7 May 2022 The erector spinae work to extend and laterally flex the spine. Amy Marturana Winderl, SELF, 26 Jan. 2022 The boat pose is an isometric exercise that works your transverse abominis, rectus abdominis, hip flexors, and erector spinae, which are the stabilizing muscles in the back that run along the spine. SELF, 28 Jan. 2022 Aesthetically, the furniture lands somewhere between an erector set and industrial-modern design. Diana Budds, Curbed, 17 Nov. 2021 Rodong Sinmun, the official newspaper of North Korea's ruling Workers' Party, ran photos of the new cruise missile flying and being fired from a transporter-erector-launcher. NBC News, 13 Sep. 2021 See More

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.

First Known Use of erector


1538, in the meaning defined above

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The first known use of erector was in 1538

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Dictionary Entries Near erector

erection tower



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Last Updated

8 Jul 2022

Cite this Entry

“Erector.” Dictionary, Merriam-Webster, Accessed 11 Aug. 2022.

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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


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