柯林斯詞典mass noun (mass nouns) 1. N-COUNT A mass noun is a noun such as "wine" which is usually uncount but is used with "a" or "an" or used in the plural when it refers to types of that substance, as in "a range of Australian wines." 集合名詞2. N-COUNT In some descriptions of grammar, a mass noun is the same as an . 同uncount noun 返回 mass noun