noun
grapefruit
GRAYPF-root
noun
1
A large, round citrus fruit with a tart, slightly bitter flavor, ranging from pale yellow to pink or red inside.
"She sprinkled sugar over half a grapefruit for breakfast."
How to Use Grapefruit
Learner’s notesIn plain EnglishA tart citrus fruit, popular at breakfast and known for its slightly bitter edge.
Common mistake
Grapefruit can interact with certain medications — worth noting in health contexts, but not implied by the word itself.
Common pairings
grapefruit juice
pink grapefruit
half a grapefruit
Word Forms
grapefruits plural, grapefruit plural
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She sprinkled sugar over half a _____ for breakfast.
Etymology
Likely from "grape" plus "fruit," referring to the way the fruit grows in cluster-like bunches on the tree, similar to grapes.