Sekundit
Sekundit is a fictional unit of time introduced in the 2013 science fiction novel *The Three-Body Problem* by Liu Cixin. It represents a time interval of one second in the context of the novel’s advanced alien civilization, the Trisolarans, who originate from a planet orbiting three suns. The term is derived from the Chinese word for "second" (秒, *miǎo*), combined with the suffix *-it*, a common practice in science fiction to denote a specialized unit of measurement.
In the novel, the Trisolarans use sekundit as a standard unit to measure time, particularly in their
While sekundit is not a real unit of time, its inclusion in the story reflects Liu Cixin’s