Definition of designable in US English:

designable

adjective

rare
  • That can be distinctly marked out or identified; distinguishable, discernible.

adjective

  • Capable of being designed, able to be designed.

Origin

Early 17th century; earliest use found in Thomas Jackson. From classical Latin dēsignāre + -ble; compare post-classical Latin designabilis that can be specified<br>late 19th century. From design + -able. Compare earlier designable.

Pronunciation

designable

/ˈdɛsɪɡnəbl/