線せん形けい補ほ間かんMeaningsNoun1. linear interpolationKanji used線line形shape補supplementary間intervalComposed of線せん形けいlinearNo-adjective補ほassistant ...; probationary ...Suffix間かんinterval; period of time; among; between; inter-; good opportunity; chance; estrangement; discord; alienation; …Noun