Definition:Cylinder/Base

Definition

In the words of Euclid:

And the bases are the circles described by the two sides opposite to one another which are carried round.

(The Elements: Book $\text{XI}$: Definition $23$)

In the above diagram, the bases of the cylinder $ACBEDF$ are the faces $ABC$ and $DEF$.

Sources

• 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): cylinder