- pain in the head, caused by dilation of cerebral arteries, muscle contraction, insufficient oxygen in the cerebral blood, reaction to drugs, etc
- informal any cause of worry, difficulty, or annoyance
单词 | headache |
释义 | WordReference Random House Learner's Dictionary of American English © 2024 head•ache /ˈhɛdˌeɪk/USA pronunciation n. [countable] WordReference Random House Unabridged Dictionary of American English © 2024
head•ache (hed′āk′),USA pronunciation n.
Collins Concise English Dictionary © HarperCollins Publishers:: headache /ˈhɛdˌeɪk/ n
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