'perspicuous' is a correct and usable word in written English.
It means clear, easily understood, or lucid. You can use it in formal or academic writing, as well as in everyday conversation. Example: The teacher's explanation was perspicuous, and all the students understood the concept easily.
All too frequently attempts to grapple with questions like these end in a right muddle.This makes the unusually perspicuous opinion piece by Jaron Lanier in the New York Times rather refreshing.
In particular, it turns out that AGEM can be simplified by replacing any of the Unrestricted Sum postulates in (P.15i) with the more perspicuous which asserts, for any non-empty set of entities, the existence of a sumi composed exactly of all the atoms that compose those entities.
This construction shows that it is possible to encode the tupes of a Turing machine on a Turing machine's tape (in fact we have done this using only the alphabet {0,1}, while we know from a previous result that we could have used an expanded alphabet which could have resulted in a more perspicuous representation).
In cases of forced motion, movers are present in a perspicuous way.
The formula of standard logic, moreover, displays its truth-conditions in a very perspicuous way.
In any case, the fact that (BECAUSE-NEC) but not its converse holds some appeal indicates that what we should be trying to frame is a perspicuous definition of a species of ontological dependence that is a relation between x and y stronger than (entailing but not entailed by) "necessarily, x exists only if y exists".
The idea was that "internal" to any logically perspicuous linguistic scheme, there would be an answer to the question of how two sentences are inferentially related.
Is it, for instance, perspicuous and evident what a child would choose if capable of choosing?
The idea of a model organism in biology makes this idea perspicuous.
Once again Leśniewski and his students sought after shorter and more perspicuous formulations, or ones consisting of a single axiom, though the latter tended to be neither short nor perspicuous.
The answer is somewhat complicated, and there are slightly different ways of doing it, as in (Tooley 2008 and 2012b), with the method used in the latter case being perhaps slightly more perspicuous, but with both methods generating the same result.
