erector

1 of 2

noun

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

Erector

2 of 2

trademark

used for a metal toy construction set

Examples of erector in a Sentence

Recent Examples on the Web
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Noun
This exercise targets the majority of your major back muscles, such as your rhomboids, lats, traps, and erectors, as well as your biceps. Jakob Roze, Health, 25 Aug. 2025 Erector spinae: The erector spinae are a group of muscles that support your spine. Aubrey Bailey, Verywell Health, 5 June 2025 Instead, the work is focused on your glutes, hamstrings, calves and spinal erectors (a group of back muscles), Stephen Ranellone, CSCS, an exercise physiologist at Hospital for Special Surgery, tells SELF. Christa Sgobba, SELF, 4 June 2025 The second stage exploded in this huge ball of fire, and then the payload kind of teetered on top of the transporter erector. ArsTechnica, 5 May 2025 See All Example Sentences for erector

Word History

First Known Use

Noun

1538, in the meaning defined above

Time Traveler
The first known use of erector was in 1538

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Cite this Entry

“Erector.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/erector. Accessed 9 Sep. 2025.

Medical Definition

erector

noun
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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