a measuring tool equipped with markings and features designed to locate the center point of an object or distance quickly and accurately
"The center finding ruler locates the midpoint of a workpiece."
"The center finding ruler locates the midpoint of a workpiece by aligning both ends with angled scales."
triangular scale/tɹaɪˈænɡjʊlɚ skˈeɪl/noun
a tool for drafting and technical drawing with multiple scales along three edges, facilitating accurate measurements and scaling of drawings
"Triangular scale has six different scales."
"Triangular scale has six different scales and is used by architects to draw at different ratios."
steel square/stˈiːl skwˈɛɹ/noun
a measuring and marking tool with a straight edge and a perpendicular arm, typically made of steel, used in carpentry and construction for checking right angles and laying out accurate measurements
"The steel square marks right angles on framing."
"The steel square is a flat L shaped tool used for marking ninety degree angles and checking squareness."
T-square/tˈiːskwˈɛɹ/noun
a straightedge tool with a perpendicular crosspiece used in conjunction with a drafting board for drawing straight lines and right angles
"The T-square draws parallel horizontal lines."
"The T square has a long straight blade and a cross head for drawing parallel lines and perfect right angles."
carpenter's square/kˈɑːɹpəntɚz skwˈɛɹ/noun
a tool used in carpentry for measuring and marking right angles and straight lines
"The carpenter's square checks right angles."
"The carpenter's square checks right angles and is L shaped with a long blade and short tongue."
flexible ruler/flˈɛksɪbəl ɹˈuːlɚ/noun
a measuring tool made of bendable material, such as plastic or rubber, allowing it to conform to curved surfaces for measuring irregular shapes or objects
"The flexible ruler curves around irregular shapes."
"The flexible ruler curves around irregular shapes and is used in sewing to measure around rounded edges."
folding ruler/fˈoʊldɪŋ ɹˈuːlɚ/noun
a measuring tool consisting of multiple segments hinged together, allowing it to fold for convenient storage and unfold to various lengths for measuring objects or distances
"The folding ruler collapses for storage."
"The folding ruler collapses for storage and is made of wooden sections that hinge at the ends."
digital ruler/dˈɪdʒɪɾəl ɹˈuːlɚ/noun
a measuring tool with electronic sensors or technology that provides accurate length or distance measurements through a digital display
"The digital ruler displays measurements on a screen."
"The digital ruler displays measurements on a screen and can switch between metric and imperial units."
laser ruler/lˈeɪzɚ ɹˈuːlɚ/noun
a measurement device that uses laser technology to accurately determine distance or dimensions in a single beam
"The laser ruler measures long distances accurately."
"The laser ruler measures long distances accurately by timing how long a light pulse takes to reflect back."
grid ruler/ɡɹˈɪd ɹˈuːlɚ/noun
a measuring tool with a grid pattern etched onto its surface, facilitating precise measurement and alignment of objects or distances according to the grid lines
"The grid ruler has a printed grid for drawing."
"The grid ruler has a printed grid for drawing and helps artists keep lines straight and spaced evenly."
protractor/pɹətɹˈæktɚ/noun
a measuring instrument used to measure and draw angles
"Use a protractor to measure the angle."
"Students use a protractor to measure the size of angles accurately in geometry class."
caliper/ˈkæɫəpɝ/noun
(usually plural) a measuring tool with two jaws used to measure the distance between them or the dimensions of an object
"The caliper measures the thickness of objects."
"The caliper measures the thickness of the coin to the nearest millimeter with two movable jaws."
French curve/fɹˈɛntʃ kˈɜːv/noun
a flexible curved ruler used for drawing smooth curves and irregular shapes
"The French curve draws smooth curved lines."
"The French curve is a plastic template with curved edges used for drawing smooth irregular curves in drafting."
lettering guide/lˈɛɾɚɹɪŋ ɡˈaɪd/noun
a tool for creating uniform and consistent lettering by guiding the placement of letters at precise intervals on a page
"The lettering guide keeps letters equally spaced."
"The lettering guide keeps letters equally spaced and has holes for drawing lines parallel to a straight edge."
beam compass/bˈiːm kˈʌmpəs/noun
a drafting tool used for drawing precise circles and arcs, consisting of a beam with adjustable attachments at each end
"The beam compass draws large circles."
"The beam compass draws large circles and uses a bar with two sliding heads that hold a pencil and a point."
Learn all 15 words in this list with spaced repetition