cosmological term
Technical term in astronomy/cosmology, referring to a term in equations describing the universe, such as the cosmological constant. Often encountered in academic contexts.
See also: 宇宙定数
Adding a cosmological term to Einstein's equations can explain the accelerated expansion of the universe.
Compound of 宇宙 (universe) and 項 (term, clause). The exact historical derivation is uncertain; the term is used in modern physics.