cohomologous

co- +‎ homologous

cohomologous (not comparable)

1. (mathematics) Relating to, or part of a cohomology
   • 2016, Robert J. Berman, Tamás Darvas, Chinh H. Lu, “Regularity of weak minimizers of the K-energy and applications to properness and K-stability”, in arXiv‎:

     Let ${\displaystyle (X,\omega )}$ be a compact K\"ahler manifold and ${\displaystyle {\mathcal {H}}}$ the space of K\"ahler metrics cohomologous to ${\displaystyle \omega }$ .