attested form

American  

noun

1. a linguistic form actually in use or found in written records, in contrast to one that is hypothesized or reconstructed.

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Example Sentences

I likewise command you, Fernaõ Riquel, notary-in-chief of this camp, and all the other clerks and notaries thereof, to give and transfer to me all the summons, protests, replies, and responses which may be made in this matter, now or hereafter, and the instrument and instruments which shall be necessary to me, in duly attested form.

From Project Gutenberg

Best attested form that connected with Nature cults.

From Project Gutenberg