actus

The term actus, therefore, has a much greater extension than act or operation.

The Catholic Encyclopedia, Volume 1: Aachen-Assize 1840-1916 1913

And this is the most frequent application of the terms actus primus and actus secundus.

The Catholic Encyclopedia, Volume 1: Aachen-Assize 1840-1916 1913

The terms actus and potentia were used by the scholastics to translate Aristotle's energeia or entelecheia, and dynamis.

The Catholic Encyclopedia, Volume 1: Aachen-Assize 1840-1916 1913

I may be wrong, but I suspect that one of the later uses of "actus," as quoted in Ducange, affected Spinoza's

Pantheism, Its Story and Significance Religions Ancient and Modern J. Allanson Picton 1871

This is certain that, from the manner in which he wrote the Annals, Bracciolini gave a larger meaning to "actus" than to "actiones," the former meaning "public affairs," and the other

Tacitus and Bracciolini The Annals Forged in the XVth Century John Wilson Ross 1852

Not explicitly stated in this this phrase is the requirement that the actus reus (act) and mens rea (guilty mind) must overlap in time.

Man Not Criminally Responsible for Greyhound Bus Beheading; Victim’s Family Call for Punishment : Law is Cool 2009

Incommon law countries such as Canada, thetest of criminalliabilityis expressed by theLatinphrase, actus non facit reum nisi mens sit rea, which means that “the act does not make a person guilty unless the mind is also guilty”.

Man Not Criminally Responsible for Greyhound Bus Beheading; Victim’s Family Call for Punishment : Law is Cool 2009

The two elements of crime in English-derived law are “mens rea” (guilty mind, or intent) and “actus reus” (the act itself).

Evening Buzz: U.S. Terror Stings 2009

The full phrase is actually actus non facit reum nisi mens sit rea the act does not make a person guilty unless the mind is also guilty.

The Explainer: Equal treatment for winners and the ‘wiggle room’ in the rules 2011

But otherwise the mental state or subjective awareness in a state of mind is needed in addition to the act requirement, or actus reus, component of the offence.

Britney Lacks Necessary Mental Element : Law is Cool 2008