What does the medical term root "blephar/o" refer to?

The root "blephar/o" specifically refers to the eyelid in medical terminology. This term is derived from Greek origins where "blepharon" translates to eyelid. It is commonly used in medical terms that relate to conditions or procedures involving the eyelid, such as blepharoplasty, which is a surgical procedure to correct or enhance the eyelid. Understanding this root can help in recognizing related terms and their meanings in the medical field, particularly in ophthalmology or in discussions regarding ocular health.