t square

/ˈtiːˌskwɛr/
noun
  1. A tool used in drawing and drafting, shaped like a T, with a short crosspiece at one end, used to draw straight lines and right angles.
    • In art class, we learned how to use a t-square for precise measurements.
    • The architect used a t-square to draw the building's floor plan.
    • She aligned the paper with the t-square before sketching the design.
Synonyms
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