extensional /iks'tenʃәnәl/ 📖 中文释义 a. 外延的, 事实的, 具体的, 客观现实的[计] 扩充的, 扩展的, 外延的 📘 English Definition(英文释义) s. defining a word by listing the class of entities to which the word correctly applies ← extension wire extensional database →