PERSPICACIOUSLY
Etymology
Adverb
perspicaciously (comparative more perspicaciously, superlative most perspicaciously)
With the power of seeing or understanding clearly; quick-sightedly; with sharp of sight.
(figurative) With acute discernment; keenly; with mental perception.
Source: Wiktionary
PERSPICACIOUS
Per`spi*ca"cious, a. Etym: [L. perspicax, -acis, fr. perspicere to
look through: cf. F. perspicace. See Perspective.]
1. Having the power of seeing clearly; quick-sighted; sharp of sight.
2. Fig.: Of acute discernment; keen.
– Per`spi*ca"cious*ly, adv.
– Per`spi*ca"cious*ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition