Drawing Vocabulary

An instrument for drawing or measuring angles.

• Scale

• Protractor

• Compass

• Ruler

A heavy solid line drawn parallel to the edges of the drawing paper.

• Extension Line

• Object Line

• Border Line

• Solid Line

A measurement of length, width, or thickness.

• Scale

• Dimension

• Dimension Line

• Extension Line

A drawing showing all dimensions at once in one view of the object, also called an Isometric drawing.

• Pictorial

• Three View

• Orthographic

• Sketch

A drawing showing each view of an object, usually the front, top and ends of an object, also called an Orthographic drawing.

• Pictorial

• Three View

• Isometric

• Sketch

A picture or likeness of an object drawn to exact scale.

• Drawing

• Sketch

• Pictorial

• Orthographic

A rough drawing of an idea, object or procedure.

• Drawing

• Sketch

• Pictorial Drawing

• Isometric Drawing

A solid line showing the visible edges and form of an object.

• Border Line

• Extension Line

• Object Line

• Hidden Line

A series of dashes which indicates the presence of unseen edges.

• Center Line

• Extension Line

• Hidden Line

• Dashed Line

A solid line with arrowheads at the ends to indicate length, width, or height of an object or part.

• Break Line

• Leader Line

• Dimension Line

• Extension Line