Also known as: ET^, ET-
ET has various meanings in the Governmental & Military category. Discover the full forms, definitions, and usage contexts of ET in Governmental & Military.
A flexible plastic tube that is put in the mouth and then down into the trachea. A physician inserts an endotracheal tube under direct vision, with the help of a laryngoscope, in a procedure called endotracheal intubation. The purpose of using an endotracheal tube is to ventilate the lungs.
Governmental & MilitaryEXtended Technology is the first IBM PC with a hard disk, introduced in 1983. It used the same 8088 CPU as the original PC but included a whopping 128KB of RAM and a 10MB hard drive.
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