average height; average body height
Refers to the mean height of a group, typically people. Used in statistics, health, and everyday contexts.
The average height of Japanese people is increasing year by year.
Please calculate the average height of this class.
身長 simply means 'height' (of a person), while 平均身長 specifically means 'average height'.
平均 means 'average' in general, used for various measurements, not limited to height.
Compound of 平均 (average) and 身長 (body height).