Measurement, Size, Dimension
noun
One of the easiest methods of measurement is to just check the size and dimensions, and there you go, you've got the measurement.
すんぽう
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well. Just remember that the ほう changes to ぽう.
この寸法は正しいですか？
Is this measurement correct?