Definition of oligomenorrhoea in English:

oligomenorrhoea

Pronunciation /ˌɒlɪɡə(ʊ)ˌmɛnəˈriːə/

noun

(also oligomenorrhea)
Medicine
  • Abnormally light menstrual flow (now rare); infrequent menstruation; prolongation of the length of the menstrual cycle.

Origin

Mid 19th century. From oligo- + menorrhoea.