The Commens Dictionary
Quote from ‘The Bed-Rock Beneath Pragmaticism’
…a relative, or relative term, is a word, phrase, or sign fit to be the predicate of an assertion but requiring the affixion of more than one subject in order to complete the fully explicit expression of the matter of an assertion, a dyadic relative requiring two subjects, etc.
MS [R] 300:48
From an alternate fragment [MB]
‘Relative’ (pub. 22.09.14-13:53). Quote in M. Bergman & S. Paavola (Eds.), The Commens Dictionary: Peirce's Terms in His Own Words. New Edition. Retrieved from http://www.commens.org/dictionary/entry/quote-bed-rock-beneath-pragmaticism-5.