English · Science & Technology
breakthrough
/ˈbreɪk.θruː/
[/ˈbreɪk.θruː/]
a major advance
Intermediatenoun
Definition
A breakthrough is a sudden, important discovery or advance that overcomes a barrier. It marks a turning point in research or effort.
Example
The vaccine was a major medical breakthrough.
The vaccine was a major medical breakthrough.
Etymology
A compound of 'break' and 'through', meaning to break through a barrier.
How & Where It’s Used
Used in science and personal-growth talks for a decisive advance.