isoperimeter /ī-sō-pə-rimˈi-tər/

A figure with perimeter equal to another

isoperimetrical /ī-sō-per-i-metˈri-kəl/ adjective

isoperimˈetry noun

• raddles
• raddling
• raddocke
• rade
• radge
• radger
• radges
• radgest
• radial
• radial arteries
• radial artery
• radial drill
• radial drills
• radiale
• radial engine
• radial engines
• radialia
• radialisation
• radialisations
• radialise
• radialised
• radialises
• radialising
• radialities
• radiality