From non- + understandable. <span class="searchmatch">nonunderstandable</span> (not comparable) Not understandable. incomprehensible, ununderstandable; See also Thesaurus:incomprehensible...
See also: non-understandability <span class="searchmatch">nonunderstandability</span> (uncountable) Alternative form of non-understandability. 1934, Arts Magazine, page 18: One most interesting...
See also: <span class="searchmatch">nonunderstandability</span> <span class="searchmatch">nonunderstandability</span> non-understandability (uncountable) The quality of being <span class="searchmatch">nonunderstandable</span>. 1964, Bulletin of the History...
understandable; that cannot be understood. Synonyms: incomprehensible, <span class="searchmatch">nonunderstandable</span>; see also Thesaurus:incomprehensible 1907, Barbara Baynton, edited...