Wiktionary
singlemindedly
adv. In a singleminded fashion; with directed dedication.
Usage examples of "singlemindedly".
Jusek, singlemindedly sharpening his bush knife—he'd gradually realized Coogan wasn't an exception in this crew of depraved, vicious fakes.
The deafness may have been as much internal as caused by the terrific banging clatter he was making, for his face was set into that frustrated angry mask common to men who are singlemindedly, impatiently, making a botch of a job.
One of his secrets was that he was singlemindedly ambitious without giving the impression of being over-ambitious and, therefore, dangerous.