They're not just conscienceless industrial killing machines.
There was always “that dreadful Southern vivacity” and the locals with the “conscienceless” eyes.
He had none of the direct, passionate, conscienceless resolution of Laertes.
The wound she had received from Philip had left her conscienceless towards Pete.
The village life abounds with jokers, Shiftless, conscienceless and shrewd.
I will help him throw off the shackles with which conscienceless capitalism has fettered him.
If you want to and if I want you to, it shows that you are cruel and I conscienceless.
We should, they say, pardon the conscienceless and obstinate.
This Fox was one of the most conscienceless wretches and desperadoes that ever lived.
It was gall to the conscienceless junior to be thus baldly snubbed.
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)
n.
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.