Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun hairline_fracture
1 sense of hairline fracture
Sense 1
hairline fracture, capillary fracture -- (a fracture without separation of the fragments and the line of the break being very thin)
=> fracture, break -- (breaking of hard tissue such as bone; "it was a nasty fracture"; "the break seems to have been caused by a fall")