Dictionary
Words, grammatical forms and meanings linked to the ontology.
sentence adverb en · NOUN
Meanings
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An adverb that modifies an entire clause or sentence rather than a single word or phrase.
In every section of this invaluable work new light is thrown on ancient problems - phrasal verbs (bring up, put off), phrasal-prepositional verbs (catch up on, come up with) [...] duratives, sentence adverbs, and so on.
1985, Robert Burchfield, The English Language, Oxford: Oxford University Press, page 156:
Forms
Hypernyms
disjunct