| Part of Speech | Definition | |
| Adjective | 1. Not prosperous.[Websters]
2. Virtually never used base adjective of the rarely used adverb improsperously.[Eve - graph theoretic] | |
| Adverb Form (improsperously) | 1. Virtually never used adverbial inflection of the rarely used adjective improsperous.[Eve - graph theoretic] | |
Source: Webster's Revised Unabridged Dictionary (1913), compiled from various sources, under license. | Top | |
Date "IMPROSPEROUS" was first used in popular English literature: sometime before 1678. (references) |
| Etymology:Improsperous \Im*pros"per*ous\, adjective. [Prefix im- not prosperous: compare to the French expression improsp[`e]re, from Latin expression improsper.]. (references) |
Specialty Definition: IMPROSPEROUS
| Domain | Definition | ||
| Noah Webster | [Adjective] Not prosperous; not successful; unfortunate; not yielding profit; not advancing interest; as an improsperous undertaking or voyage. [Unprosperous is the word most generally used in the sense.]. Source: Webster's 1828 American Dictionary. | ||
Source: compiled by the editor from various references; see credits. | Top | ||
