Constituent of the sentence that qualifies the action, the events, the state expressed in the sentence (time, place, manner, etc.). Adverbials can be governed by the predicate.These are adverbial complements like e.g. "in München" in the sentence "Sie wohnt in München". Adverbials can also be independent, i.e. not governed by the predicate. These are adverbial adjuncts like e.g. "heute Morgen" in the sentence "Ich habe ihn heute Morgen getroffen".