Creation; a doing.

plural of effecter

plural of effectiveness

Synonym of effectual / (computing) Implementing effects.

plural of effection

with more or less the meaning of

(psychology) effective interaction with one's environment

The process by which a planet is heated by solar radiation which is retained by its atmosphere.

The human experience of feeling a sudden sense of insight upon making a discovery or realization.

(pharmacology) The tendency of any medication or treatment, even an inert or ineffective one, to exhibit results simply because the recipient believes that it will work.