Answer:
A word that helps one word in a sentence name or describe another word in the sentence.
Explanation:
Linking verbs serve two purposes. First, they serve to help rename or re-identify the subject. For example,
<em>He is a musician. </em>
The linking verb is connects the subject <u>he</u> with the noun <u>musician.</u> In other words, the linking verb is helps one word in a sentence (musician) rename another word in the sentence (he).
Second, linking verbs serve to help describe the subject. For example,
<em>They are huge. </em>
The linking verb are connects the subject <u>they</u> with the adjective <u>huge.</u> In other words, the linking verb are helps one word in a sentence (huge) describe another word in the sentence (they).