Definition of rationable in English:

rationable

adjective

rare
  • 1Originally Scottish. Of a thing: in accordance with or conformable to reason; reasonable, just, fair.

  • 2Of a sentient being: having the faculty of reasoning; capable of reasoning; open to reason; rational, sensible.

adjective

  • Able to be rationed; capable of being rationed.

Origin

Late 15th century; earliest use found in de Mondeville's Surgery. From classical Latin ratiōnābilis rational, reasonable from ratiōn-, ratiō + -ābilis. Compare Old French rationable endowed with reason<br>1940s. From ration + -able.

Pronunciation

rationable

/ˈraʃ(ə)nəbl//ˈraʃ(ə)nəbl/