OXFORD DICTIONARY
Participle, n. Gram. a word formed from a verb (e.g. going, gone, being, been) and used in compound verb-forms (e.g. is going, has been) or as an adjective (e.g. working woman, burnt toast).
participial adj. participially adv.
ME f. OF, by-form of participe f. L participium (as PARTICIPATE)
THESAURUS
Participle
adjectival, adjective, adverb, adverbial, adversative conjunction, attributive, conjunction, conjunctive adverb, coordinating conjunction, copulative, copulative conjunction, correlative conjunction, disjunctive, disjunctive conjunction, exclamatory noun, form class, form word, function class, gerundive, interjection, part of speech, particle, past participle, perfect participle, preposition, present participle, subordinating conjunction, verbal adjective