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**cell**: (in biology) The smallest structural and functional unit of an organism. Typically too small to see with the unaided eye, it consists of a watery fluid surrounded by a membrane or wall. Depending on their size, animals are made of anywhere from thousands to trillions of cells.
**epilepsy**: (adj. epileptic) A neurological disorder characterized by seizures.
**link**: A connection between two people or things.
**mammal**: An animal distinguished by possessing hair or fur, the secretion of milk by females for the feeding of their young, and (typically) the bearing of live young. They also are warm-blooded (or endothermic).
**model**: A simulation of a real-world event (usually using a computer) that has been developed to predict one or more likely outcomes. Or an individual that is meant to display how something would work in or look on others.
**neuroscientist**: Someone who studies the structure or function of the brain and other parts of the nervous system.
**pyramidal cell:** A type of brain neuron that has a bushy branch of hair-like dendrites that extend out from its cell body. These dendrites collect signals from their neural neighbors.
**recall**: To remember.
**rodent**: A mammal of the order Rodentia, a group that includes mice, rats, squirrels, guinea pigs, hamsters and porcupines.
**synapse**: The junction between neurons that transmits chemical and electrical signals.
**technology**: The application of scientific knowledge for practical purposes, especially in industry — or the devices, processes and systems that result from those efforts.
**unique**: Something that is unlike anything else; the only one of its kind.