The tufted vertical ridges are called Wales. The apparent "spaces" between the wales are actually the base fabric called the ground (which can be plain or twill).
Maybe you're looking for "wale" -- the width of the ribs corduroy ribs
Intercostal spaces
Corduroy is a thick cotton fabric with velvety ribs.
Several organs are located between the ribcage and the back. These organs include the kidneys, heart, and both of the lungs.
Corduroy is a cotton fabric with ribs running lengthwise. There are two types of corduroy named according to the width of the ribbing: wide-wale and pin-wale. Jenni(Librarian-To-Be) Cole, C. W. (2016). Corduroy. In Academic World Book.
The groin
Inbetween the ribs is an acid mixture mainly made up of 75% acid and then 25% alcohol this mixture is called pobeum. so in between the ribs is pobeum.
Intercostal Spaces
The medical term for between the ribs is intercostal.Between the ribs is intercostal.intercostalsintercostalBetween the ribs is intercostal.
The top 7 ribs are called true ribs. The 8th, 9th and 10th ribs are called false ribs and the 11th and 12th ribs are called floating ribs.
They are called the intercostal muscles
The muscles that are located between the ribs are called the intercostal muscles. Inter- means 'between', and costa derives from the Latin for 'rib'.