Eyeprey

Eyeprey
/’aɪpri/
noun
1. [countable, uncountable] (plural eyeprey or eyepreys) A semi-mythical creature resembling a lamprey, but with a single eye in place of its mouth. It is believed to feed on information and to digest it in a thinking process of analytic nature. It is also assigned the ability of hypnotism.

2. [informal] A person with a tendency to get deeply fascinated by things within a single or many domains, up to a point where cognition and creative processing become as natural and necessary, that they can be compared to physiological act of feeding. Also perceived as easily engaged by others into their fascinations as well as engaging others into their own.