1. participle - Noun
2. participle - Adjective
A part of speech partaking of the nature both verb and adjective; a form of a verb, or verbal adjective, modifying a noun, but taking the adjuncts of the verb from which it is derived. In the sentences: a letter is written; being asleep he did not hear; exhausted by toil he will sleep soundly, -- written, being, and exhaustedare participles.
Anything that partakes of the nature of different things.
Source: Webster's dictionaryActive The first periphrastic conjugation uses the future participle. Source: Internet
AmE, but not BrE, has forgot as a less common alternative to forgotten for the past participle of forget. Source: Internet
A nominal participle indicates one who participates in the action specified by the verbal root. Source: Internet
As a polite reference to a dead person, it has become common practice to use the participle form of "decease", as in the deceased; another noun form is decedent. Source: Internet
A notable exception to this is the use of the negating grammar form that coincides with negating the English present participle. Source: Internet
Both forms are used with the verbal noun (equivalent to the English present participle ) to create compound tenses. Source: Internet