Forming adjectives such as maniacal, often from nouns ending in -ac (as in maniacal from maniac).
Forming adjectives from nouns and adjectives usually ending in -ac, such as maniacal, often making a distinction from nouns ending in -ac (as in maniacal compared with maniac).
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。