Wiktionary
hyperacute
a. (context medicine English) Very acute
Usage examples of "hyperacute".
In the silence, his hyperacute sense of hearing picked up a very faint scratching: colonies of silverfish, gorging their way through an endless supply of pulp.
Flattening to the three-inch oak slabs, he could hear, with the hyperacute senses of a wizard, the insectile scratching of broomstraw and holystone beyond, the whisper of a voice speaking words of dissolution, of breaking.