having no cause or apparent cause; "a causeless miracle"; "fortuitous encounters--strange accidents of fortune"; "we cannot regard artistic invention as...uncaused and unrelated to the times"
having no justifying cause or reason; "a senseless, causeless murder"; "a causeless war that never had an aim"; "an apparently arbitrary and reasonless change"
not capable of being precisely or readily described; not easily put into words; "an indefinable feeling of terror"; "an abstract concept that seems indefinable"
defying expression or description; "indefinable yearnings"; "indescribable beauty"; "ineffable ecstasy"; "inexpressible anguish"; "unspeakable happiness"; "unutterable contempt"; "a thing of untellable splendor"
continually changing especially as from one abode or occupation to another; "a drifting double-dealer"; "the floating population"; "vagrant hippies of the sixties"
not leading to a definite ending or result; "an indeterminate campaign"
not capable of being determined; "the indeterminate number of plant species in the jungle"
not precisely determined or established; not fixed or known in advance; "of indeterminate age"; "a zillion is a large indeterminate number"; "an indeterminate point of law"; "the influence of environment is indeterminate"; "an indeterminate future"
having a capacity for continuing to grow at the apex; "an indeterminate stem"
of uncertain or ambiguous nature; "the equivocal (or indeterminate) objects painted by surrealists"