名詞 platonism:

1. (philosophy) the philosophical doctrine that abstract concepts exist independent of their names
   同義詞：realism

Pla.to.nism

n.Philosophy （名詞）【哲學(xué)】
The philosophy of Plato, especially insofar as it asserts ideal forms as an absolute and eternal reality of which the phenomena of the world are an imperfect and transitory reflection.
柏拉圖哲學(xué)：柏拉圖的哲學(xué)，尤指宣稱理念形式是絕對的和永恒的實在，而世界中實在的現(xiàn)象卻是不完美的和暫時的反映

【引伸】
Pla.tonist
n.（名詞）
Pla.tonis.tic
adj.（形容詞）