noun
- charts or diagrams with graduated scales that allow mathematical calculations to be performed graphically by drawing straight lines
Usage: technical; mathematics
Examples
- Engineers used nomographs to quickly solve complex equations before calculators became common.
- The nomographs allowed pilots to determine fuel consumption without lengthy calculations.
- Students learned to read nomographs for converting between different units of measurement.
- The engineering handbook contained several nomographs for structural load calculations.
- Nomographs were essential tools in slide rule calculations during the mid-20th century.
- The meteorologist consulted nomographs to predict atmospheric pressure changes.