Webster's Revised Unabridged Dictionary · 1913

Attain

Attain (at*tān") , transitive verb

[Of. atteinen, atteignen, atainen, Old French ateindre, ataindre, French atteindre, from Latin attingere; ad + tangere to touch, reach. See Tangent, and compare Attinge, Attaint.]

1.
To achieve or accomplish, that is, to reach by efforts; to gain; to compass; as, to attain rest.
Is he wise who hopes to attain the end without the means? — Abp. Tillotson
2.
To gain or obtain possession of; to acquire. [Obsolete with a material object.] — Chaucer
3.
To get at the knowledge of; to ascertain. [Obsolete]
Not well attaining his meaning. — Fuller
4.
To reach or come to, by progression or motion; to arrive at.
Canaan he now attains. — Milton
5.
To overtake. [Obsolete] — Bacon
6.
To reach in excellence or degree; to equal.

Attain , intransitive verb

1.
To come or arrive, by motion, growth, bodily exertion, or efforts toward a place, object, state, etc.; to reach.
If by any means they might attain to Phenice. — Acts xxvii. 12
Nor nearer might the dogs attain. — Sir W. Scott
To see your trees attain to the dignity of timber. — Cowper
Few boroughs had as yet attained to power such as this. — J. R. Green
2.
To come or arrive, by an effort of mind.
Such knowledge is too wonderful for me; it is high, I can not attain unto it. — Bible (KJV) - Psalm cxxxix. 6

Attain , noun

Attainment. [Obsolete]