crab apple

Từ điển Oxford Advanced Learner 8th

ˈcrab apple [crab apple crab apples] BrE NAmE noun
a tree that produces fruit like small hard sour apples, also called crab apples
•crab-apple jelly

Word Origin:
late Middle English: crab perhaps an alteration (influenced by ↑crab or ↑crabbed) of Scots and northern English scrab, in the same sense, probably of Scandinavian origin.

• Từ đồng nghĩa / Synonyms:
  crabapple, wild apple, cultivated crab apple