blur
blur /bl'ɜːr/ (blurs blurring blurred)
1 [N-COUNT] oft N of n
A blur is a shape or area which you cannot see clearly because it has no distinct outline or because it is moving very fast.
Out of the corner of my eye I saw a blur of movement on the other side of the glass...
Her face is a blur.
2 [VERB] V n, V
When a thing blurs or when something blurs it, you cannot see it clearly because its edges are no longer distinct.
This creates a spectrum of colours at the edges of objects which blurs the image...
If you move your eyes and your head, the picture will blur.
● blurred [ADJ]
...blurred black and white photographs.
3 [VERB] V n
If something blurs an idea or a distinction between things, that idea or distinction no longer seems clear.
...her belief that scientists are trying to blur the distinction between `how' and `why' questions...
= obscure
● blurred [ADJ]
The line between fact and fiction is becoming blurred.
4 [VERB] V, V n
If your vision blurs, or if something blurs it, you cannot see things clearly.
Her eyes, behind her glasses, began to blur...
Sweat ran from his forehead into his eyes, blurring his vision.
● blurred [ADJ]
...visual disturbances like eye-strain and blurred vision.
1 [N-COUNT] oft N of n
A blur is a shape or area which you cannot see clearly because it has no distinct outline or because it is moving very fast.
Out of the corner of my eye I saw a blur of movement on the other side of the glass...
Her face is a blur.
2 [VERB] V n, V
When a thing blurs or when something blurs it, you cannot see it clearly because its edges are no longer distinct.
This creates a spectrum of colours at the edges of objects which blurs the image...
If you move your eyes and your head, the picture will blur.
● blurred [ADJ]
...blurred black and white photographs.
3 [VERB] V n
If something blurs an idea or a distinction between things, that idea or distinction no longer seems clear.
...her belief that scientists are trying to blur the distinction between `how' and `why' questions...
= obscure
● blurred [ADJ]
The line between fact and fiction is becoming blurred.
4 [VERB] V, V n
If your vision blurs, or if something blurs it, you cannot see things clearly.
Her eyes, behind her glasses, began to blur...
Sweat ran from his forehead into his eyes, blurring his vision.
● blurred [ADJ]
...visual disturbances like eye-strain and blurred vision.