| Part of Speech | Definition | |
| Adjective | 1. Not progressive.[Websters]
2. Rarely used base adjective of the adverb improgressively.[Eve - graph theoretic] | |
| Adverb Form (improgressively) | 1. Virtually never used adverbial inflection of the rarely used adjective improgressive.[Eve - graph theoretic] | |
Source: Webster's Revised Unabridged Dictionary (1913), compiled from various sources, under license. | Top | |
Date "IMPROGRESSIVE" was first used in popular English literature: sometime before 1822. (references) |
