単たん数すう形けいたんすうけいMeanings1nounsingular formGrammatical term for the singular form of a noun, as opposed to the plural form.英えい語ごの名めい詞しには単たん数すう形けいと複ふく数すう形けいがある。English nouns have singular and plural forms.この単たん語ごの単たん数すう形けいは何なんですか。What is the singular form of this word?