seisneme
Seisneme is a hypothetical concept within speculative biology and theoretical linguistics. It refers to a proposed form of sensory input and perception that is not directly analogous to any known human sense. The term itself is a neologism, often used in discussions about alien or non-human intelligence and their potential modes of experiencing the world.
The core idea behind seisneme is that an organism might be able to perceive or interact with
Discussions of seisneme often arise when contemplating how radically different life forms might process information. If