/ ˈtɜːbɪd; NAmE ˈtɜːrbɪd/ adjective
( formal ) ( of liquid ) full of mud, dirt, etc. so that you cannot see through it
SYN muddy
► tur·bid·ity / tɜːˈbɪdəti; NAmE tɜːrˈb-/ noun [ U ]
••
WORD ORIGIN
late Middle English (in the figurative sense): from Latin turbidus , from turba a crowd, a disturbance.