| Webster's Online Dictionary |
| Part of Speech | Definition | |
| Expression | 1. Usually, the pressure indicated by so many inches of a mercury column, as on a steam gauge.[Websters]. | |
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| Expressions | Definition | ||
| Inches of pressure | Usually, the pressure indicated by so many inches of a mercury column, as on a steam gauge. Source: Webster's Revised Unabridged Dictionary. | ||
Source: compiled by the editor from various references; see credits. | Top | ||
| Expressions | Domain | Definition | |
| Inches of pressure | Mining | The height in inches of a column of water or of mercury as a measure of hydrostatic pressure. (references) | |
Source: compiled by the editor from various references; see credits. | Top | ||