constructive

Definitions:

By construction; not directly expressed, but inferred.
- Nuttall's Standard dictionary of the English language. By Nuttall, P.Austin. Published 1914. (adjective) (adj.) (adjective)
Not exactly expressed but inferred.
- Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874. (adjective) (adj.) (adjective)
Pertaining to or formed by construction; inferred.
- The Clarendon dictionary. By William Hand Browne, Samuel Stehman Haldeman. Published 1894. (adjective) (adj.) (adjective)
Not direct or expressed, but inferred.
- The american dictionary of the english language. By Daniel Lyons. Published 1899. (adjective) (adj.) (adjective)
Having the character of upbuilding; having the power to form or frame; tending to help rather than to hinder or depress; as, constructive work; constructive criticism.
- The Winston Simplified Dictionary. By William Dodge Lewis, Edgar Arthur Singer. Published 1919. (adjective) (adj.) (adjective)
Constructively.
- The Winston Simplified Dictionary. By William Dodge Lewis, Edgar Arthur Singer. Published 1919. (adverb) (adv.) (adverb)

Usage examples:

The original scheme of the Review, even if there had been no other obstacle, prevented it from being the organ of a systematic and constructive policy.
- Studies in Literature by John Morley
Constructive plans should first be talked over with one's immediate superior, and with his approval carried to the next man, or he may carry them himself.
- The Book of Business Etiquette by Nella Henney
It had formerly been a kind of manor- house, though altogether unlike any other manor- house I ever saw; for after exercising all my constructive ingenuity reversed in pulling it to pieces in my mind, I came to the conclusion that the germ- cell of it was a cottage of the simplest sort which had grown by the addition of other cells, till it had reached the development in which we found it.
- The Seaboard Parish Volume 1 by George MacDonald