Definition of in pari materia
in pari materia (not comparable)
- upon the same matter or subject
Furthermore, we seem to derive some assistance from the special nature of acts saying something by contrast with ordinary physical actions : for with these latter even the minimum physical action, which we are seeking to detach from its consequences, is, being a bodily movement, in pari materia with at least many of its immediate and natural consequences , whereas, whatever the immediate and natural consequences of an act of saying something may be, they are at least not normally other further acts of saying something, whether more particular on the speaker's own part or even on the part of others. - "How To Do Things With Words" (1962), by J.L. Austin, (OUP paperback edition, 113)
In pari materia ("upon the same matter or subject")
When a statute is ambiguous, its meaning may be determined in light of other statutes on the same subject matter.
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