From nona- + strontium. <span class="searchmatch">nonastrontium</span> (uncountable) (chemistry, in combination) Nine strontium atoms or cations in a molecule (Sr9)...
nonaplex nonaploid nonaprenyl nonasaccharide nonaselenide nonasilver <span class="searchmatch">nonastrontium</span> nonasulfide nonasulphide nonasyllabic nonatitanate nonavalent nonagenarian...