*Definition [#td6b6f6f]
A topological space X is called suborthocompact if for each open cover U, there exists a sequence V_n of open refinements of U such that for each x in X, there exists some n such that the union of all the member of V_n containing x is a neighborhood of x.
*Remark [#r15fd007]
-cf. [[orthocompact]], [[weakly suborthocompact]]
*Reference [#x9fcc8cf]
N. Kemoto, Y. Yajima, ''Orthocompactness in infinite product spaces'', Proc. Amer. Math. Soc. Vol.120 No.2 (1994)