Last week, I reviewed not one, but three new phones. You’d think that would be enough for a while, but fall is peak season for new mobile devices, and another major release — Motorola’s Droid — is upon us this week.

The Motorola Droid

But before we get to today’s big review of the Droid, we need a noun.

What should we call these iPhone-like, touch screen Wi-Fi phones with music and video, real Web browsers, e-mail, sensors (light, tilt, location, proximity), and, above all, app stores? These machines can download thousands of free or cheap add-on programs — “apps” — and become GPS units, musical instruments and medical equipment.

“Smartphone” is too limited. A smartphone is a...