Reverberation is the collection of reflected sounds from the surfaces in an enclosure like an auditorium. It is a desirable property of auditoriums to the extent that it helps to overcome the inverse square law dropoff of sound intensity in the enclosure.
mato m (plural matos) ( 1 usually uncountable) forest; bush; jungle; woods (uncultivated area covered in wild plants) ( 2 usually uncountable) wild grass, weeds and other low-lying plants.
Definition of 'mat'. mat. A mat is a small piece of something such as cloth, card, or plastic which you put on a table to protect it from plates or cups. The food is served on polished tables with mats. A mat is a small piece of carpet or other thick material which is put on the floor for protection, decoration, or comfort. There was a letter on the mat. Bring a sleeping bag and foam mat.