HETEROGRAFTS
Scrabble letter values: H4E1T1E1R1O1G2R1A1F4T1S1 = 19
Definition
HETEROGRAFTS is the plural of HETEROGRAFT.
noun HETEROGRAFT: tissue from an animal of one species used as a temporary graft (as in cases of severe burns) on an individual of another species.
Synonyms of HETEROGRAFT: xenograft