grison
Concise Oxford English Dictionary © 2008 Oxford University Press:
grison /ˈgrɪz(ə)n, ˈgrʌɪs(ə)n/
▶noun a weasel-like mammal with dark fur and a white stripe across the forehead, found in Central and South America. [Genus Galictis: two species.]
– origin C18: from Fr., from gris ‘grey’.
'grison' also found in these Oxford entries:

