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.
1 Used usually by cholitos (the Mexican equivalent of gang members).He's smoking mato.  See more words with the same meaning: terms with foreign origin (list of).