12 letters · 19 points in Scrabble
adjective having viscous as well as elastic properties
originEtymology tree English visco- Proto-Indo-European *h₁elh₂- Proto-Indo-European *h₁l̥h₂-tósder. Ancient Greek ἐλᾰστός (elăstós) Proto-Indo-European *-ikos Proto-Italic *-ikos New Latin -icus New Latin elasticusbor. French élastiquebor. English elastic English viscoelastic From visco- + elastic.
Etymology from Wiktionary, CC BY-SA 3.0