From phosphine + -ous. <span class="searchmatch">phosphinous</span> (not comparable) Of or pertaining to <span class="searchmatch">phosphinous</span> acid or its derivatives....
<span class="searchmatch">phosphinous</span> acids plural of <span class="searchmatch">phosphinous</span> acid...
<span class="searchmatch">phosphinous</span> acid (plural <span class="searchmatch">phosphinous</span> acids) (chemistry) the acid H2POH, or any of its P-hydrocarbyl derivatives...
imide phosphine oxide phosphine sulfide phosphinic acid phosphinidene <span class="searchmatch">phosphinous</span> acid phospholipid phosphonic acid phosphonitrile phosphonium phosphonous...