Pronunciation: /prəˈtræktər/
noun a tool used in geometry to measure and draw angles
A1 I use a protractor to measure angles in math class.
A2 The teacher showed us how to use a protractor to draw angles.
B1 You will need a protractor to accurately measure the angles of the triangle.
B2 The carpenter used a protractor to ensure the corners of the table were perfectly aligned.
C1 The engineer relied on a high-precision protractor to make precise measurements for the project.
C2 The scientist used a specialized protractor to calculate the exact angles of the crystal structure.
formal The student used a protractor to measure the angles in the geometry class.
informal I borrowed your protractor to help with my math homework.
slang I can't find my protractor anywhere, it's like it grew legs and walked away.
figurative She used her intuition as a protractor to navigate through the complexities of the situation.
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