What does "limes" mean?

A boundary or border, especially of the Roman Empire.

What is a synonym for "limes"?

Common synonyms include: citrus fruit, lime fruit, lime plant, lime tree, limewash, liming.

noun

noun ·1 syllable ·Rare ·Advanced level

Noun

1
A boundary or border, especially of the Roman Empire.
"Their presence in the late fourth century on the River Main (immediately to the east of the Roman limes) is documented in Roman sources, as are their wars with the Alemanni."
2
plural of lime form-of, plural

"Lemons and limes are acidic fruits."

Etymology 1

From Latin līmes. Doublet of limit.

Etymology 2

Inflected forms.