9 letters · 20 points in Scrabble
noun tissue from an animal of one species used as a temporary graft (as in cases of severe burns) on an individual of another species
originEtymology tree Proto-Hellenic *ksénwos Ancient Greek ξένϝος (xénwos) Ancient Greek ξένος (xénos)der. English xeno- English graft English xenograft From xeno- + graft.
Etymology from Wiktionary, CC BY-SA 3.0