: forward projection or displacement especially of the eyeball
Examples of proptosis in a Sentence
Recent Examples on the WebBulging or protruding eyes (proptosis or exophthalmos) can be a sign of Graves disease, a disorder causing overactivity of the thyroid gland (hyperthyroidism).
Claire Gillespie, SELF, 19 Oct. 2017
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'proptosis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.