thaumatin

 
Pronunciation: /ˈθɔːmətɪn/

noun

[mass noun]
  • a sweet-tasting protein isolated from a West African fruit, used as a sweetener in food.

Origin:

1970s: thaumat- from modern Latin Thaumatococcus daniellii (name of the plant from which the fruit is obtained), from Greek thauma, thaumat- 'marvel' + -in1