Readily perceptible by a sense other than touch; plainly observable; noticeable.

That may be grasped. sensibly: Palpable.

That can be handled; palpable, tangible.

Hence, Material, externally real, objective.

Perceptible by the senses. Now rare.

Of the nature of a phenomenon, phenomenal (as opposed to noumenal). Cf. phenomenal, adj. 1.

Chiefly Philosophy and Psychology. Of the nature of a phenomenon; consisting of or belonging to the realm of phenomena or appearances; capable of…