Serious
Definition 1 of 5
Pro Tip 1/3
Severity Indicator
Use 'serious' for situations that are potentially dangerous or require immediate attention. After the accident, he was in a serious condition.
Pro Tip 2/3
Not Trivial
'Serious' suggests an issue is not to be taken lightly and may have significant outcomes. Ignoring climate change can have serious implications.
Pro Tip 3/3
Considerable Importance
About issues demanding careful consideration or considerable resources. She has a serious decision to make about her career.