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Definition of membranous dysmenorrhoea in US English:
membranous dysmenorrhoea
(US membranous dysmenorrhea)
noun
MedicineDysmenorrhoea accompanied by shedding of the superficial layers of the endometrium as a more or less complete cast.
Origin
Late 19th century; earliest use found in Von Ziemssen's Cyclopaedia of Practical Medicine.
