Kything is from an old Scottish word, "kythe," meaning "to make visible." Madeleine L'Engle used it to describe a fictional type of communication, in a sense like telepathy, found in several of the books in her Time Quartet.
英汉双解词典包含3185865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。