hamamelis. n. 1. (Plants) any of several trees or shrubs constituting the hamameliaceous genus Hamamelis, native to E Asia and North America and cultivated as ornamentals.See witch hazel.. (Plants) any of several trees or shrubs constituting the hamameliaceous genus Hamamelis, native to E Asia and North America and cultivated as ornamentals.
Diffusion tensor imaging (DTI). A refinement of magnetic resonance imaging that allows the doctor to measure the flow of water and track the pathways of white matter in the brain. DTI is able to detect abnormalities in the brain that do not show up on standard MRI scans.
The IEEE 802.3af, also called Data Terminal Equipment (DTE) Power via Media Dependent Interface (MDI), is the first international standard to define the transmission of power over Ethernet infrastructure.