What Does “Barren” Mean in the Bible?

Unable to have children.

It can mean

In the Bible: Sarah, Rebekah, and Elizabeth were barren. God gave each of them a son.
Another meaning: barren land or water is land or water that bears no fruit.

Luke 1:36; Luke 1:7; Genesis 11:30

Luke 1:36

And behold thy cousin Elizabeth, she also hath conceived a son in her old age; and this is the sixth month with her that is called barren:

Luke 1:7

And they had no son, for that Elizabeth was barren, and they both were well advanced in years.

Genesis 11:30

And Sarai was barren, and had no children.

Douay-Rheims Bible (Challoner revision), public domain.

Source: RAE, “estéril”