a drug or other substance that is claimed to enhance memory, concentration, or other mental functions.
a drug that targets specific cells or organs.
- Smart dust
noun 1. (computing, slang) same as sensor network
verb (used without object) 1. to be a source of sharp, local, and usually superficial pain, as a wound. 2. to be the cause of a sharp, stinging pain, as an irritating application, a blow, etc. 3. to feel a sharp, stinging pain, as in a wound. 4. to suffer keenly from wounded feelings: She […]
verb (used with object) 1. to make more trim or spruce; improve in appearance (usually followed by up): Try to smarten up your outfit. 2. to make brisker, as a pace. 3. to sharpen the judgment or broaden the experience of; educate (usually followed by up): Someone has to smarten him up about dealing with […]