Uncertain: meaning, definitions and examples

When someone is not sure about something or doesn't have enough information to make a decision.

• I am uncertain about which job offer to accept
• The weather forecast is uncertain for the weekend

When someone thinks something is unlikely to be true or happen.

• She's doubtful that she'll pass the test without studying
• It seems doubtful that the project will be completed on time

When someone lacks confidence or feels unsafe or uncertain about themselves or their situation.

• She feels insecure about her abilities at work
• He seemed insecure in social settings, always questioning if people liked him

When someone finds it hard to make a decision or frequently changes their mind.

• He is very indecisive and can never choose where to eat
• Her indecisive nature made it difficult to finalize plans

When something can be understood in more than one way, causing confusion.

• Her answer was ambiguous, and no one knew what she really meant
• The directions were ambiguous, leading to several different interpretations

When someone or something is not calm or stable, often feeling disturbed or anxious.

• The political situation in the country is very unsettled
• He felt unsettled after hearing the disturbing news