natural kind
自然種
Cognitive categorization
– Organization of mental concepts
Fact–value distinction
– Distinction between what is and what ought to be
Folk taxonomy
– Vernacular, as opposed to scientific, naming system
Inductive reasoning
– Method of logical reasoning
Instrumentalism
– Position in the philosophy of science
Instrumental and value rationality
– Philosophical terms
New riddle of induction
– Philosophical paradox introduced by Nelson Goodman
Social constructivism
– Sociological theory of knowledge
https://en.wikipedia.org/wiki/Natural_kind