Learn how to say Inclusions correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word inclusion:
the act of including or the state of being included
(geology) a solid fragment, liquid globule, or pocket of gas enclosed in a mineral or rock
the relation between two sets that obtains when all the members of the first are members of the second X⊆ Y
See strict inclusion
(engineering) a foreign particle in a metal, such as a particle of metal oxide