W1S1 [dıˈskraıb] v [T]
[Date: 1400-1500; : Latin; Origin: describere, from scribere 'to write']
1.) to say what something or someone is like by giving details about them
The police asked her to describe the two men.
An alternative approach to the problem is described in Chapter 3.
describe sb/sth as (being/having) sth
After the operation her condition was described as comfortable.
The youth is described as being 18 to 19 years old.
describe how/why/what etc
It's difficult to describe how I feel.
describe sb/sth to sb
So describe this new boyfriend to me!
describe doing sth
He described finding his mother lying on the floor.
2.) describe a circle/an arc etc
formal to make a movement which forms the shape of a circle etc
Her hand described a circle in the air.

Dictionary of contemporary English. 2013.