chalazion vs Meibomian cyst

chalazion and Meibomian cyst both are nouns.

Word	Noun	Adjective	Verb	Adverb
chalazion	Yes	No	No	No
Meibomian cyst	Yes	No	No	No

As nouns, chalazion and Meibomian cyst are synonyms defined as:

chalazion and Meibomian cyst: a small sebaceous cyst of the eyelid resulting when a Meibomian gland is blocked

chalazion (noun)	Meibomian cyst (noun)
a small sebaceous cyst of the eyelid resulting when a Meibomian gland is blocked	a small sebaceous cyst of the eyelid resulting when a Meibomian gland is blocked