Latin · Roman moral vocabulary; Christian and scholastic theology

conscientia

Heard as kon-skee-EN-tee-ah

Period
Roman to medieval
Semantic range
Shared knowledge, conscience, inner witness, sometimes awareness of one's own acts.
What it can mean
Moral conscience and, in some uses, a more psychological being-aware.
What it should not be equated with
Not yet split into two English words. Not every occurrence is modern consciousness.
Primary or early source
Cicero; Roman legal and moral prose; Christian Latin.
Scholarly source
Thiel; SEP medieval conscience.
Relation to other terms
The Latin bridge. French conscience later kept both jobs in one word.