Whenever he entered one of these rooms, all he had to do was give a certain keyword or signal to the doctor in charge.

However, within entries, certain other keywords and some user-supplied information can be omitted.

Speech - This trigger is called if certain keywords or a key phrase is spoken.

It looked for occur- rences of certain keywords and needed no more than a few seconds to finish its spying task.

He added that Google's system would allow the company to approximate the methods used online where certain ads are associated with certain keywords.

In the pay-per-click model, advertisers on Google's network selected certain keywords to identify the topic of their ads.

"They have a stored answer that's activated by certain keywords in a reporter's question."

Filter - A feature of the site that changes certain keywords to other words.

Such monitoring systems can in principle be programmed to look for certain keywords, like bomb or target, within messages they capture.

I do recall certain keywords (for use on the Yahoo!