n. in terms of female body shape, refers to the ratio of curvaceousness between the chest and the waist. This ratio is determined by dividing the bust circumfence by the waist circumference. Otherwise, subtract the waist measurement from the bust measurement, with the difference of 10 as the ideal figure.
BUST-TO-WAIST RATIO: “The bust-to-waist ratio is an index of curvaceousness measured from female inflections points like the bust and the waist.”