n. Edema of the eyelids, that produces swelling and often a baggy appearance.

What causes Blepharedema?

bleph·ar·e·de·ma. (blef'ar-ĕ-dē'mă), Edema of the eyelids, often causing a swollen and puffy appearance; causes may be allergic, inflammatory, infectious, circulatory (for example, cicatricial), posttraumatic, postsurgical, or secondary to ocular conditions (for example, keratoconjunctivitis sicca).

What is Blephar?

Blephar- is a combining form used like a prefix meaning “eyelid.” It is used in some medical terms, especially in pathology.