What is "aquatints"

Usage examples of "aquatints".

Standing near the edge of the pavement, leafing idly through the paintings and aquatints, she was so engrossed in her musings about Damien and so lulled by the clattering noise of the traffic on the street that she took no note of the heavy rumbling of a large black coach barreling down the street straight toward her.

Miranda leaped out of the way, crashing into the footman as the carriage bumped up on two wheels onto the pavement and sent the aquatints and the books on the rack scattering.

He designed and illustrated many books, and was the creator of a considerable list of individual prints—wood engravings, line engravings on copper, and aquatints.