As of January 27, 2013, Parcel Select was split into Parcel Select, for online purchasing, and Standard Post for purchasing at the Post Office. Parcel Select is significantly cheaper than Standard Post. Parcel Select ships at the same speed as First Class mail.
Wiktionary (0.00 / 0 votes) Rate this definition: dosimeter (Noun). A device used to measure a dose of ionising radiation. These normally take the form of either Optically Stimulated Luminescence (OSL), photographic film, thermoluminescent devices (TLD) or electronic personal dosimeters (PDM).
A millimeter (abbreviated as mm and sometimes spelled as millimetre) is a small unit of displacement (length/distance) in the metric system. The metric system, sometimes considered synonymous with the International System of Units (SI), is used throughout the world in the sciences and is the standard of measurement for science engineering,technology and Mathematics .