Emily Dickinson Lexicon

CON'SCIOUS, a. [L. conscius.]

1. Possessing the faculty or power of knowing one's own thoughts or mental operations. Thus, man is a conscious being.
2. Knowing from memory, or without extraneous information; as, I am not conscious of the fact. The damsel then to Tancred sent, / Who, conscious of the occasion, feared the event. – Dryden.
3. Knowing by conscience, or internal perception or persuasion; as, I am not conscious of having given any offense. Sometimes followed by to; as, I am not conscious to myself Æneas only, conscious to the sign, / Presaged the event. – Dryden. So we say, conscious of innocence, or of ignorance, or of a crime.