| Part of Speech | Definition | |
| Adjective | 1. Acting or operating in two directions or with both motions; producing a twofold result; as, a double-acting engine or pump.[Websters]
2. Being two-way. [Eve - graph theoretic] 3. Adjective base of the adverb double-actingly.[Eve - graph theoretic] | |
| Adverb Form (double-actingly) | 1. Virtually never used adverbial inflection of the adjective double-acting.[Eve - graph theoretic] | |
Source: Webster's Revised Unabridged Dictionary (1913), compiled from various sources, under license. | Top | |
Date "DOUBLE-ACTING" was first used in popular English literature: sometime before 1914. (references) |
Specialty Expressions: DOUBLE-ACTING
| Expressions | Domain | Definition | |
| Double-acting pump | Mining | Scot. A pump that discharges at both forward and backward stroke. (references) | |
| Double-acting ram | Mining | See: two-way ram. (references) | |
Source: compiled by the editor from various references; see credits. | Top | ||
