Learn how to say Monomorphism correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word monomorphic:
having or existing in only one form, in particular:
(of a species or population) showing little or no variation in morphology or phenotype.
(of an animal species) having sexes that are similar in size and appearance.
late 19th century: from mono- ‘single’ + Greek morphē ‘form’