upas
Concise Oxford English Dictionary © 2008 Oxford University Press:
upas /ˈjuːpəs/
▶noun
- 1 a tropical Asian tree with poisonous milky sap. [Antiaris toxicaria.]
- 2 (in folklore) a Javanese tree alleged to poison its surroundings.
– origin C18: from Malay (pohun) upas ‘poison’.
'upas' also found in these Oxford entries:

