Optimisim is often a misspelling of optimist.
Optimisim has no English definition.
As a noun optimist is
a person who expects a favourable outcome.
optimisim
Not English
Optimisim has no English definition. It may be misspelled.
optimist
English
Noun
(
en noun)
A person who expects a favourable outcome.
A believer in optimism.
A small centre-board sailing dinghy designed to train and introduce young children into sailing.
Antonyms
* pessimist
Derived terms
* optimistic
Related terms
* optimism