INCISIVELY
precisely, incisively, exactly
(adverb) in a precise manner; “she always expressed herself precisely”
incisively
(adverb) in an incisive manner; “he was incisively critical”
Source: WordNet® 3.1
Etymology
Adverb
incisively (comparative more incisively, superlative most incisively)
In an incisive manner.
Source: Wiktionary
INCISIVE
In*ci"sive, a. Etym: [Cf. F. incisif.]
1. Having the quality of incising, cutting, or penetrating, as with a
sharp instrument; cutting; hence, sharp; acute; sarcastic; biting.
"An incisive, high voice." G. Eliot.
And her incisive smile accrediting That treason of false witness in
my blush. Mrs. Browning.
2. (Anat.)
Definition: Of or pertaining to the incisors; incisor; as, the incisive
bones, the premaxillaries.
Source: Webster’s Unabridged Dictionary 1913 Edition