1Music. The use of two or more modes in a piece.
2Statistics. = multimodality.
1920s. From poly- + modality. In sense 1 apparently after Italian polimodalità.
英汉双解词典包含464360条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。