<p><strong>Noun</strong></p><ul><li>any member of a class of words that function as modifiers of verbs or clauses</li><li>in some languages, as Latin and English, as modifiers of adjectives, other adverbs, or adverbial phrases</li></ul><p><strong>Examples</strong></p><ul><li>very in very nice</li><li>much in much more impressive</li><li>tomorrow in She'll write to you tomorrow</li></ul><p><strong>Function</strong></p><ul><li>They relate to what they modify by indicating:<ul><li>place (I promise to be there)</li><li>time (Do your homework now!)</li><li>manner (She sings beautifully)</li><li>circumstance (He accidentally dropped the glass when the bell rang)</li><li>degree (I'm very happy to see you)</li><li>cause (I draw, although badly)</li></ul></li></ul>