interstitial tissue interstitial pneumonia • interstitious · · · Info · Definitions · Characters · · interstitial tissue · · Text Common · · Latin · · Scripts 19 · · Length 6 · · Syllables Definitions · · · (noun) tissue between the cells of a structure or part in plant or animal. Synonyms: interstitial tissue. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075