They're not just conscienceless industrial killing machines.
There was always “that dreadful Southern vivacity” and the locals with the “conscienceless” eyes.
But conscienceless trickeries they were, and, as such, singular grounds for historical enthusiasm.
The village life abounds with jokers, Shiftless, conscienceless and shrewd.
Than an unprotected man with a conscienceless flirt, who falls on his neck and then threatens to submerge him in tears.
We should, they say, pardon the conscienceless and obstinate.
Germany in one brief month has given us a wonderful exhibition of conscienceless strength, of disciplined ferocity.
This Fox was one of the most conscienceless wretches and desperadoes that ever lived.
They are not conscienceless because they do nothing worth while; they do nothing worth while because they are conscienceless.
It's an outrage, and no one but a vile, conscienceless woman would do it.
early 13c., from Old French conscience "conscience, innermost thoughts, desires, intentions; feelings" (12c.), from Latin conscientia "knowledge within oneself, sense of right, a moral sense," from conscientem (nominative consciens), present participle of conscire "be (mutually) aware," from com- "with," or "thoroughly" (see com-) + scire "to know" (see science).
Probably a loan-translation of Greek syneidesis, literally "with-knowledge." Sometimes nativized in Old English/Middle English as inwit. Russian also uses a loan-translation, so-vest, "conscience," literally "with-knowledge."
conscience con·science (kŏn'shəns)
The awareness of a moral or ethical aspect to one's conduct together with the urge to prefer right over wrong.
The part of the superego that judges the ethical nature of one's actions and thoughts and then transmits such determinations to the ego for consideration.