Glossary of Forestry Terms. Acre. An area of land measuring 43,560 square feet. A square 1-acre plot measures 209 feet by 209 feet; a circular acre has a radius of 117.75 feet.
Marcom (sometimes spelled marcomm) is an abbreviation for marketing communications.. Marcom is targeted interaction with customers and prospects using one or more media, such as direct mail, newspapers and magazines, television, radio, billboards, telemarketing, and the Internet. A marketing communications campaign may use a single approach, but more frequently combines several. Related Terms.
CR 39Â® is the most common optical polymer in the ophthalmic field. It refers to the type of plastic that is used to make prescription lenses. The lens comes from pouring the liquid polymer into a mould of optically treated glass. This enables to obtain a lens with the same characteristics of the originating glass.R 39Â® is the most common optical polymer in the ophthalmic field. It refers to the type of plastic that is used to make prescription lenses. The lens comes from pouring the liquid polymer into a mould of optically treated glass. This enables to obtain a lens with the same characteristics of the originating glass.