distinguishable

1. Capable of being distinguished; separable; divisible; discernible; capable of recognition; as, a tree at a distance is distinguishable from a shrub.

A simple idea being in itself uncompounded . . . is not distinguishable into different ideas.

2. Worthy of note or special regard. Swift.

adjective

Capable of being noticed or apprehended mentally: appreciable, detectable, discernible, noticeable, observable, palpable, perceivable, perceptible, ponderable, sensible. See knowledge/ignorance.

The adjective has 2 meanings:

Meaning #1: capable of being perceived as different or distinct
  Antonym: indistinguishable (meaning #2)

Meaning #2: (often followed by `from') not alike; different in nature or quality
  Synonym: distinct