The AI-powered English dictionary
uncountable
Space for a person's feet, especially while seated. quotations examples
Drivers say there's insufficient footroom; the brake and accelerator pedals are mounted too close to each other; narrow, poorly cushioned seats lack sufficient thigh support; […]
2012, Phil Edmonston, Lemon-Aid New Cars and Trucks 2013
(signal processing) Extra bandwidth for lower-than-expected values. quotations examples
[…] the difference between signal-to-noise ratio and overload reserve (headroom) as well as noise (safety) margin (footroom).
2000, Wolfgang Ahnert, Frank Steffen, Sound Reinforcement Engineering: Fundamentals and Practice, page 177
To accommodate footroom, the number representation must allow negative numbers.
2012, Charles Poynton, Digital Video and HD: Algorithms and Interfaces, page 45
Footroom – the range of code values in the blacks of an image that encompass the variations in grain or noise.
2017, Steve Wright, Digital Compositing for Film and Video