It is readily usable, for example in team meetings or for planning teaching.
Aquatic organic matter is subject to a hard-water error and is therefore not usable.
The story, as it has been told, offers them 'a usable past' that should help them to cope with future change.
The apparatus should be usable for all aspects of diagnosis and treatment and, therefore, locate on different types of couch.
This is precisely the kind of advocacy history in search of a usable past for which excuses can be made, if necessary.
Thus, the prototype machine did not have a usable interface which meant experimentation was time-consuming and error-prone.
This was the aspect of his thought that was politically usable, not least because it lent itself to popularization.
The resulting system was very powerful but unlikely to be usable by an entry-level user.
