【正确答案】：
GRAMMATICAL MEANINGS REFER TO THAT PART OF MEANING OF THE WORD WHICH INDICATES GRAMMATICAL CONCEPT OR RELATIONSHIPS SUCH AS PART OF SPEECH OF WORDS, SINGULAR OR PLURAL MEANING OF NOUNS, TENSE MEANING OF VERBS AND INFLECTIONAL FORMS. FOR EXAMPLE, IN THE SENTENCE, 'THE DOG IS CHASING A CAT'. THE WORDS DOG AND CAT ARE NOUNS AND BOTH ARE SINGULAR USED AS SUBJECT AND OBJECT RESPECTIVELY. 
【题目解析】：语法意义是指词义中表示语法概念或关系的部分，如词汇的词性部分、名词的单数意义和复数意义。动词的时态意义及其变体形式。例如，在句子中，“狗在追猫”。dog和cat这两个词都是名词，都是单数，分别用作主语和宾语。