plural of genetic material

plural of hazardous material

plural of material breach

(philosophy, natural science) The stuff or matter of which something is made.

plural of bill of materials

plural of bill of material

(Marxism) A methodological approach to the study of society, economics, and history, looking for the causes of developments and changes in human society in the means by which humans collectively produce the necessities of life.

(law) A person with information alleged to be material concerning a criminal proceeding, and who therefore may be detained to insure their participation in such a proceeding.

plural of material witness

plural of materials science