<span class="searchmatch">parallellepipeder</span> indefinite plural of parallellepiped...
<span class="searchmatch">parallellepipeders</span> indefinite genitive plural of parallellepiped...
definite parallellepipeden parallellepipedens plural indefinite <span class="searchmatch">parallellepipeder</span> <span class="searchmatch">parallellepipeders</span> definite parallellepipederna parallellepipedernas...