miracle fruit

American  

noun

1. the berrylike fruit of either of two African shrubs, Synsepalum dulcificum or Thaumatococcus daniellii, that, when chewed, causes sour substances to taste sweet.

2. Also called serendipity berry.  the similar fruit of an African shrub, Dioscoreophyllum cumminsii.

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miracle fruit British  

noun

1. informal  the small, red, edible berry of the plant Synsepalum dulcificum , which contains a protein that makes bitter things taste sweet

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Etymology

Origin of miracle fruit

First recorded in 1885–90

Example Sentences

Introducing her song “Miracle Fruit,” she dryly noted, “This is a protest song, so you might call me a … whistle-blower,” to groans of appreciation.

From Los Angeles Times

Fairchild’s William F. Whitman Tropical Fruit Pavilion, named for a rare fruit collector and garden benefactor, offers everything from jackfruit vines to miracle fruit.

From New York Times

Klee dubbed his miracle fruit the Garden Gem. 

From Slate

More recently, his ideas about ending hunger shifted to the miracle fruit, a berry that temporarily makes sour or bitter foods taste sweet.

From New York Times

So it's about how robots are being taught to read our emotions, lie-detection, glasses that shift the visual world, crowd behaviour, how to make people have spasms with electromagnetic forces, and a miracle fruit that makes lemons tastes of oranges.

From The Guardian