This may be a bit late or pedantic - but here is what I find weird about the use of "rationalism" or "rationality" as someone uninitiated, but having had an fairly high overlap with the reading list of this community for 15+ years:
I associate "rationalism" with its meaning in philosophy
In philosophy, rationalism describes "a methodology or theory in which the criterion of the truth is not sensory but intellectual and deductive".
This is opposed to empiricism, in which sensory experience is the main source of understanding truth. Examples of rationalist p... (read more)