anupalabDiH f. Non-recognition, non-perception ( pratyakzAdyaBAva ); nAsti Gawo'nupalabDeH the knowledge of GawABAva is possible because the pratiyogI or counter-entity is not found with the non-entity or aBAva (that is, there being no upalabDi or knowledge of the Gawa ); one of the instruments of knowledge according to the Mīmāṃsakas, but not according to the Naiyāyikas. Comp. — samaH a fallacy, trying to establish a fact (say, the eternity of sound) from the impossibility of seeing the nonperception of it.