What does "remarque" mean?

A small design etched on the margin of a plate and supposed to be removed after the earliest proofs have been taken.

What is a synonym for "remarque"?

Common synonyms include: annotation, comment, marginal note, note, observation, remark.

noun

noun ·Rare ·Advanced level

Noun

1
A small design etched on the margin of a plate and supposed to be removed after the earliest proofs have been taken.
2
Any feature distinguishing a particular stage of the plate.
3
A print or proof distinguished by such a mark.

"The novel "All Quiet on the Western Front" by Erich Maria Remarque has been translated into more than fifty languages."

From French remarque.