cal·i·per (US) or Brit cal·li·per 
/ˈkæləpɚ/ noun
plural cal·i·pers /ˈkæləpɚ/ noun 1 [count] : a tool that has two narrow legs which can be adjusted to measure the thickness or width of something — usually plural ▪ a pair of calipers 2 callipers [plural] Brit : metal devices that are worn to support legs that have been weakened by injury or disease
▪ recovered enough to walk without callipers [=(US) braces]
▪ recovered enough to walk without callipers [=(US) braces]
