1. Plural of Platonism; philosophical systems or doctrines based on or derived from the ideas of Plato, especially the theory of Forms or Ideas.
Usage: Usually capitalized when referring to the historical philosophical movement; Academic/philosophical context
2. Plural of platonism; idealistic or abstract principles or attitudes, especially those emphasizing spiritual or intellectual values over material concerns.
Usage: Often lowercase when used in a general, non-historical sense; Can refer to any idealistic philosophy or worldview

Examples

• Medieval philosophers synthesized Christian theology with various platonisms inherited from ancient sources.
• The Renaissance revival of classical texts brought renewed interest in platonisms and their influence on Western thought.
• Her platonisms about love and beauty were evident in her poetry.
• Different platonisms emerged throughout history, from Neoplatonism to Cambridge Platonism.
• He rejected the platonisms of his youth in favor of a more practical approach to ethics.
• Academic courses on ancient philosophy often compare platonisms with Aristotelian logic.