Capable of being known, understood or comprehended.(adjective)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "knowable" in a sentence
"This is one area I give postmodern Christians credit for - they embrace uncertainty, they question commonly held assumptions and structures, things are not as "knowable" - as definitive - as they are for the traditional evangelical."
"We should therefore feel compelled to grant Joyce's premise that there is such a complete non-moral genealogy only if we have already given up on the idea of knowable moral truths."
"Of course this principle must itself be knowable, that is, we get the following logical principle:"