
1) Autobot 2) Builder 3) Building builder 4) Crane 5) Derrick 6) Fictional construction worker 7) Kind of set 8) Online cleric 9) Play set for future engineers 10) Player with Legos 11) Spine-straightening muscle 12) Transformers automobile
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https://www.crosswordclues.com/clue/erector

1) Builder
Found on
https://www.crosswordclues.com/clue/erector
[Transformers] Erector is a fictional character in the Transformers series introduced in 1989. He was nominated as a fan`s choice for the Transformers Hall of Fame in 2011. He is sometimes called `Autobot Erector` for trademark purposes by Hasbro, and is called Cragun in Japan. == Transformers: Generation 1 == Erector is described by his on...
Found on
http://en.wikipedia.org/wiki/Erector_(Transformers)

• (n.) An attachment to a microscope, telescope, or other optical instrument, for making the image erect instead of inverted. • (n.) One who, or that which, erects. • (n.) A muscle which raises any part.
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http://thinkexist.com/dictionary/meaning/erector/

(ә-rek´tәr) a structure that erects, as a muscle that holds up or raises a part.
Found on
http://www.encyclo.co.uk/local/21001
E·rec'tor noun 1. One who, or that which, erects.
2. (Anat.) A muscle which raises any part.
3. (Physics) An attachment to a microscope, telescope, or other optical instrument, for making the image erect instead of inverted.
Found on
http://www.encyclo.co.uk/webster/E/62

Type: Term Pronunciation: ē-rek′tŏr Definitions: 1. One who or that which raises or makes erect. 2. Denoting specifically certain muscles having such action. Synonyms: arrector
Found on
http://www.medilexicon.com/medicaldictionary.php?t=30130

The person or company that actually does the erecting of the joist or joist girders for a job.
Found on
https://www.encyclo.co.uk/local/21107

Latin erectus = straight or upright.
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https://www.encyclo.co.uk/local/21450

a person or thing that erects. · a muscle that erects the body or one of its parts.
Found on
https://www.infoplease.com/dictionary/erector
No exact match found.