| Webster's Online Dictionary |
| Part of Speech | Definition | |
| Expression | 1. An explosive containing nitroglycerin; -- used for blasting.[Websters]. | |
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| Expressions | Definition | ||
| Hercules powder | An explosive containing nitroglycerin; -- used for blasting. Source: Webster's Revised Unabridged Dictionary. | ||
Source: compiled by the editor from various references; see credits. | Top | ||
| Expressions | Domain | Definition | |
| Hercules powder | Mining | Weak form of dynamite, based on nitroglycerin and a semiactive carrying dope. (references) | |
Source: compiled by the editor from various references; see credits. | Top | ||