Water and Wastewater Terms Beginning B

A B C D E F G H I J K L M N O P Q R S T U V W Y Z

bioassay (BUY-o-AS-say)

1. A way of showing or measuring the effect of biological treatment on a particular substance or waste.
2. A method of determining the relative toxicity of a test sample of industrial wastes or other wastes by using live test organisms, such as fish.