"Speech intelligibility" refers to how well someone's speech can be understood by others. It describes how clear and understandable someone's words are when they speak, without any difficulty or confusion. Full definition
Sohn was nominated by Prof. Umberto Berardi, for work on improving speech intelligibility of classrooms at WPI. (newmanfund.org)
To counter this, Knauf AMF baffles were installed to provide the necessary sound absorption, helping reduce the level of reverberation and improving speech intelligibility. (education-today.co.uk)
With an acoustically well designed room it is possible for speakers to achieve good speech intelligibility, even with large audiences. (educationbusinessuk.net)