| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
dysthymia dys·thy·mi·a (dĭs-thī'mē-ə)
n.
A mood disorder characterized by despondency or mild depression.
| dysthymia (dĭs-thī'mē-ə) Pronunciation Key
A mood disorder characterized by chronic mild depression. |