asthenosphere. The asthenosphere is the ductile part of the earth just below the lithosphere, including the upper mantle. The asthenosphere is about 180 km thick.(Image courtesy of Massey University). Share this page: 1  Facebook. 2  Twitter.he asthenosphere is the ductile part of the earth just below the lithosphere, including the upper mantle. The asthenosphere is about 180 km thick. (Image courtesy of Massey University). Share this page: 1  Facebook. 2  Twitter.
Noun. 1. dirty pool-conduct that is unfair or unethical or unsportsmanlike. behavior, conduct, doings, behaviour-manner of acting or controlling yourself.1  Facebook.2  Twitter.. dirty pool-conduct that is unfair or unethical or unsportsmanlike. behavior, conduct, doings, behaviour-manner of acting or controlling yourself. 1  Facebook. 2  Twitter.
Definition of dark pools. A dark pool is the romantic â or sinister, depending on your viewpoint â name given to a network that allows traders to buy or sell large orders without running the risk that other traders will work out what is going on and put the price up, or down, to take advantage of the order.