behavioral principle; principle (value) governing one's conduct
fundamental (basic) principles; fundamentals; ground rules
fundamental idea; basic concept
principle of thought (logic)
universal principle; universal principles
principle of identity (logic)
principle of superposition; superposition principle
principle of majority rule
principle of least action
subcategorization principle; subcategorisation principle
principles and parameters approach
principle of lexical control; PLC
head feature principle; HFP
binding inheritance principle; BIP
foot feature convention; FFP
Pauli exclusion principle; Pauli's principle
Pauli exclusion principle
principle of contradiction (logic)
principle of reason (logic)
principle of maximum entropy
Moon movement; Moonism; Unificationism