Meaning of hypothyroidism: Too little thyroid hormone.

Definition of hypothyroidism

Too little thyroid hormone. Symptoms include weight gain, constipation, dry skin, and sensitivity to the cold. Also called underactive thyroid.

How hypothyroidism is built

hypo thyroid ism hypothyroidism
  • hypo- Prefix · Greek below normal, deficient, under
  • thyr/o, thyroid/o Combining form · Greek thyroid gland
  • -ism Suffix · Greek condition, state, process

A medical term is read from its ending backwards: the suffix first, then the prefix, then the root. See all 223 word parts.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.