The Collaborative International Dictionary of English v.0.48:
object-oriented \ob"ject-or"i*ent*ed\, a. (Computers)
Using data structures called objects, which encapsulate data
and typically are accessed by passing messages, which in turn
may trigger internal procedures within the object which are
invisible outside the object.
The Free On-line Dictionary of Computing (18 March 2015):
1. (OO) Based on objects, classes and methods,
as in object-oriented programming or object-oriented design.
An object-oriented database applies the same concepts to the
storage of objects.
2. vector graphics.