Origin: Latin suffix -ary
Pituitary has 4 different meanings across 2 categories:
the master gland of the endocrine system; located at the base of the brain
"Doctors discovered a tumor on her pituitary gland, which is why she needed surgery to remove it from the base of her brain."
The pituitary gland.
"The doctor explained that a tumor on her pituitary gland was causing unusual hormonal imbalances."
Of or relating to the pituitary gland.
"The doctor explained that the patient's unusual growth was caused by a malfunction in their pituitary gland."