useful

To do anything useful with such a system, you need to be able to arbitrarily connect any two qubits in the network no matter how far apart they are.

I still do find it a tremendously useful device to invent a character and have the character sing the song.

But even when the jet will be able to shoot its gun, the F-35 barely carries enough ammunition to make the weapon useful.

However useful they might be for external purposes, they will always be dangerous internally.

For the aficionado or the neophyte, Comics is a useful overview of a richly creative period in a burgeoning art.

For those unfamiliar with Michals, an annotated biography and useful essays are included.

It will be a busy session; and I want to see if I can't become a useful public man.

It is especially useful with cultures upon serum media, but is applicable also to the sputum.

In connection with this step the practice of melodies is useful, if one has musical taste.

To keep the frond in position it may be useful to put a book on the paper as it is spread out.

It has since been enlarged, and is now much more ornamental as well as being useful.