verb (used with object), im·proved, im·prov·ing.
verb (used without object), im·proved, im·prov·ing.
Origin of improve
Examples from the Web for improvable
When you tell him that his soul is not improvable by material conditions, you prevent him from making himself better than he is.A Few Words About the Devil|Charles Bradlaugh
It is unquestionable that these are talents, that is, improvable mercies given by God.A Christian Directory (Part 2 of 4)|Richard Baxter
The living is valued at £140 a year, but perhaps it may be improvable.Jane Austen, Her Life and Letters|William Austen-Leigh and Richard Arthur Austen-Leigh
Man is an improvable being, and indefinite progress is the law of his existence.Primitive Man|Louis Figuier
Man is an improvable being, and some advancement may be expected in his condition.A Manual of the Antiquity of Man|J. P. MacLean
British Dictionary definitions for improvable
Word Origin for improve
Word Origin and History for improvable
late 15c., "to use to one's profit, to increase (income)," from Anglo-French emprouwer "to turn to profit" (late 13c.), from Old French en-, causative prefix, + prou "profit," from Latin prode "advantageous" (see proud). Spelling with -v- was rare before 17c. Meaning "to raise to a better quality or condition" first recorded 1610s. Phrase improve the occasion retains the etymological sense. Meaning "to turn land to profit" (by clearing it, erecting buildings, etc.) was in Anglo-French (13c.) and was retained in the American colonies.