Webster's Revised Unabridged Dictionary · 1913

Attainable

Attainable ({not transcribed}) , adjective

1.
Capable of being attained or reached by efforts of the mind or body; capable of being compassed or accomplished by efforts directed to the object.
The highest pitch of perfection attainable in this life. — Addison
2.
Obtainable. [Obsolete]
General Howe would not permit the purchase of those articles [clothes and blankets] in Philadelphia, and they were not attainable in the country. — Marshall