plural of sperm count

The concentration of various blood cells in a patient's blood. / The number of bacteria cells in a particular volume of liquid such as blood, milk, etc.

Alternative form of down for the count

plural of count-up

Enumeration / Session for counting something

the mathematical concept of matching the sequence of counting words with objects where each object is allocated a number in turn, with the final number word corresponding to the total.

abacus

plural of counting-house

Alternative form of countinghouse

(microbiology) A measure of bacterial contamination of a sample.