RETROSPECTIVELY
retrospectively
(adverb) in a manner contemplative of past events; “retrospectively, he seems like a great artist”
Source: WordNet® 3.1
Etymology
Adverb
retrospectively (comparative more retrospectively, superlative most retrospectively)
In a retrospective manner.
Source: Wiktionary
Re`tro*spec"tive*ly, adv.
Definition: By way of retrospect.
RETROSPECTIVE
Re`tro*spec"tive, a. Etym: [Cf. F. rétrospectif.]
1. Looking backward; contemplating things past; -- opposed to
prospective; as, a retrospective view.
The sage, with retrospective eye. Pope.
2. Having reference to what is past; affecting things past;
retroactive; as, a retrospective law.
Inflicting death by a retrospective enactment. Macaulay.
Source: Webster’s Unabridged Dictionary 1913 Edition