1. Worthy of consideration; requiring to be observed, borne in mind, or attended to.
It is considerable, that some urns have had inscriptions on them expressing that the lamps were burning. --Bp. Wilkins.
Eternity is infinitely the most considerable duration. --Tillotson.
2. Of some distinction; noteworthy; influential; respectable; -- said of persons.
You are, indeed, a very considerable man. --Junius.
3. Of importance or value.
In painting, not every action, nor every person, is considerable enough to enter into the cloth. --Dryden.
A considerable sum of money. --Prescott.
adj : large or relatively large in number or amount or extent or
degree; "a considerable quantity"; "the economy was a
considerable issue in the campaign"; "went to
considerable trouble for us"; "spent a considerable
amount of time on the problem" [ant: inconsiderable]