quism

Etymology
Contraction of.

Noun

 * 1)  A quasi-isomorphism.
 * 2) * 1992, Kathryn P. Hess, “Twisted tensor products of DGA’s and the Adams-Hilton model for the total space of a fibration”, in Nigel Ray and Spike Walker (editors), Adams Memorial Symposium on Algebraic Topology (proceedings of a July 1990 symposium), Volume I, Cambridge University Press, ISBN 978-0-521-42074-7, page 51:
 * Then the composition is a quism and therefore is an acceptable Adams-Hilton model for E.
 * 1) * 2000, Alex Martsinkofsky, New homological invariants for modules over local rings, II, Journal of Pure and Applied Algebra, Vol. 153 No. 1:
 * By [3], the vertical maps are quisms.
 * By [3], the vertical maps are quisms.