Line
The basic AutoCAD command for drawing a straight segment between two points.
- L
The Line command creates a single straight segment from one point to another. It is usually the first drafting tool a new AutoCAD user learns because it shows how point-by-point input works.
Where It Appears
You can launch Line from the Draw panel, by typing LINE, or by using the alias L in the command line. It is used for outlines, construction geometry, and nearly every drafting workflow.
Why It Matters
Line teaches the fundamentals of precision input, object snaps, and command flow. Once you are comfortable with Line, many other drawing tools feel easier to understand.
How This Shows Up in AutoCAD
This term names something the user actively runs. It usually appears in the command line, ribbon, or step-by-step drafting instructions while geometry is being created or modified. Line sits in the Commands part of the glossary, which tells you the term is most relevant when that stage of work is active.
Line is also commonly referenced as L. Those alternate names usually show up in shortcuts, office standards, template notes, or informal team conversations, so recognizing them makes the term easier to spot in real work.
What This Usually Tells You
When this term is mentioned, the important context is usually sequence: what you select first, which option you choose next, and how the command is finished. That is why command terms matter so much in training. They describe actions, not just labels, and each action changes the drawing state immediately.
For Line, the practical takeaway is that the term usually marks a repeatable drafting decision, not a one-off trick. It signals something a user should recognize, control, or verify on purpose.
Common Mistakes
A common mistake is learning the command name but ignoring the surrounding input rules. Snaps, tracking, selection order, and confirmation steps often determine whether the result is clean or messy.
Line is easiest to separate from nearby ideas such as Polyline, Object Snap, Trim, and Arc. Reading those terms together clarifies which part of the workflow belongs to Line and which part belongs to adjacent tools or concepts.