<span class="searchmatch">backdeep</span> (plural <span class="searchmatch">backdeeps</span>) A deeply subsiding, epieugeosynclinal basin or trough (epieugeosyncline) with no or limited volcanism (associated with narrow...
<span class="searchmatch">backdeeps</span> plural of <span class="searchmatch">backdeep</span>...
epieugeosynclinal Being or pertaining to an epieugeosyncline (<span class="searchmatch">backdeep</span>)....
epieugeosyncline (plural epieugeosynclines) A <span class="searchmatch">backdeep</span>....
(geology) A depression, on a seafloor next to an orogen, that is filled with sediment. Synonym: exogeosyncline Coordinate term: <span class="searchmatch">backdeep</span> Translations...