Any electronic system used to convert analog signals to digital (or vice versa)

Any electronic system used to convert analog signals to digital (or vice versa)

(telephony) An audible signal on a voice phone line that sounds more frequently than a standard busy signal, indicating that no transmission path to the called phone number is available.

One who signs something. / One who uses sign language.

Near-sighted; myopic; unable to focus on distant objects. / (figuratively) Unable to see long-term objectives; lacking foresight.

(idiomatic) A pleasing sight; something that is beautiful to look at.

Any of 20 glyphs used, along with a number from 1 to 13, in traditional Mesoamerican calendars to identify their 260 days.

(US, Australia) Any of the large metal boxes containing traffic signal controls, found at roadsides and intersections, and often made available by the local council for artistic work.

(US) A board carrying a sign, or on which signs may be posted.

plural of traffic signal box