Noah Webster
Research
RESEARCH, noun reserch'. Diligent inquiry or examination in seeking facts or principles; laborious or continued search after truth; as researches of human wisdom.
RESEARCH, verb transitive reserch'.
1. To search or examine with continued care; to seek diligently for the truth.
It is not easy to research with due distinction, in the actions of eminent personages, both how much may have been blemished by the envy of others, and what was corrupted by their own felicity. [Unusual.]
2. To search again; to examine anew.