Antonyms of adj ascertainable
1 sense of ascertainable
Sense 1
ascertainable, discoverable -- (capable of being ascertained or found out; "ascertainable facts")
INDIRECT (VIA determinable) -> indeterminable, undeterminable -- (not capable of being definitely decided or ascertained)
Similarity of adj ascertainable
1 sense of ascertainable
Sense 1
ascertainable, discoverable -- (capable of being ascertained or found out; "ascertainable facts")
=> determinable (vs. indeterminable) -- (capable of being determined or limited or fixed; "determinable velocities"; "matters determinable by law")