<span class="searchmatch">octapoles</span> plural of <span class="searchmatch">octapole</span>...
<span class="searchmatch">octapole</span> (plural <span class="searchmatch">octapoles</span>) Alternative form of octupole....
<span class="searchmatch">octapole</span> octopole octupole (plural octupoles) (physics) Anything having eight poles or electrodes, but especially a kind of magnet used for controlling...