homogeneity
Homogeneity (noun) means the state of being made up of parts that are all the same or very alike. Example: “The committee praised the genetic homogeneity of the sample population.”
How to use homogeneity
Learner’s notesIn plain EnglishIt just means everything in a group is basically the same.
It is a formal, slightly academic word rather than everyday conversation.
Remember the noun ends in -eity, while the adjective you'll meet more often is homogeneous.
Fill the gap
Can you complete this real example?
The committee praised the genetic _____ of the sample population.