Plegometer : plego METER (ple gomâ e ter) n. An instrument for measuring and recording the force of blows 13. Speedometer : speedo METER (spe domâ et er) n.
Best Answer: A certified letter is sent by a person or a business when they want to mail important information and be sure that it was received. It's not usually a good thing. Collection agencies send them, people involved in legal cases send them, etc... If you won a sweepstakes you would get them.
Certified Mail Return Receipt Requested is a product of the US Postal Service that provides information about when a letter is mailed and delivered. A Certified Mail Return Receipt letter is a First Class letter that provides evidence or proof of mailing as well as evidence or proof the Certified Mail letter was delivered.