efficient suomeksi - Sanakirja.org (englanti-suomi)

Making good, thorough, or careful use of resources; not consuming extra. Especially, making good use of time or energy.
Expressing the proportion of consumed energy that was successfully used in a process; the ratio of useful output to total input.
Causing effects, producing results; bringing into being; initiating change (rare except in philosophical and legal expression efficient cause = causative factor or agent).
(proscribed, old use) effective, efficacious

An artificial kidney these days still means a refrigerator-sized dialysis machine. Such devices mimic[...]real kidneys[...]. But they are nothing like as efficient, and can cause bleeding, clotting and infection—not to mention inconvenience for patients, who typically need to be hooked up to one three times a week for hours at a time.
An efficient process would automate all the routine work.
Our cleaners are almost too efficient: they throw away anything left out on a desk.
The motor is only 20% efficient at that temperature.
The efficient cause is the working cause.

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