retrograde menstruation
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n.
A flow of menstrual blood into the fallopian tubes.
QUIZ
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Which of the following nouns has an irregular plural form?
Words nearby retrograde menstruation
retrograde beat, retrograde block, retrograde ejaculation, retrograde embolism, retrograde hernia, retrograde menstruation, retrograde urography, retrogress, retrogression, retrogressive, retrohyoid bursa
The American Heritage® Stedman's Medical Dictionary
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