Meaning of BLUR in English

BLUR

(~s, ~ring, ~red)

1.

A ~ 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 ~ of movement on the other side of the glass...

Her face is a ~.

N-COUNT: oft N of n

2.

When a thing ~s or when something ~s 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 ~s the image...

If you move your eyes and your head, the picture will ~.

VERB: V n, V

~red

...~red black and white photographs.

ADJ

3.

If something ~s an idea or a distinction between things, that idea or distinction no longer seems clear.

...her belief that scientists are trying to ~ the distinction between ‘how’ and ‘why’ questions...

= obscure

VERB: V n

~red

The line between fact and fiction is becoming ~red.

ADJ

4.

If your vision ~s, or if something ~s it, you cannot see things clearly.

Her eyes, behind her glasses, began to ~...

Sweat ran from his forehead into his eyes, ~ring his vision.

VERB: V, V n

~red

...visual disturbances like eye-strain and ~red vision.

ADJ

Collins COBUILD.      Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) .