What does the term 120 hz mean on a tv?

Answer Normally in the US voltage for TVs is 120 volts at 60 Hz (hertz). Many countries use 220, 230 or 240 volts at 50 Hz. To understand hertz, you need to understand AC voltage. AC voltage cycles betwee... Read More »

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What does the term o.s. mean?

In computers, the abbreviation "O.S." stands for "operating system." When you start your computer, the operating system, such as Windows or Mac OS X, is the first thing that you see. All of your ot... Read More »

What does the term s/p mean?

The abbreviation s/p is an acronym used in the medical community for status/post. Status/post is used to alert medical caregivers and personnel of prior conditions a patient has recently suffered.R... Read More »

What does the term PhD mean?

Sometimes you will see the letters PhD listed after someone's name. These letters stand for Doctor of Philosophy and signify that the person has completed a doctoral or terminal degree.References:W... Read More »

What does the term ltd mean?

In everyday lingo, the term Ltd is an abbreviation for the word limited. When it is used in a business sense, Ltd refers to limited liability or a private company that is limited by its shares. Ltd... Read More »