From per- + methyl. <span class="searchmatch">permethyl</span> (not comparable) (organic chemistry) Having all its hydrogen atoms replaced by methyl groups...
permethylscandocene (uncountable) (organic chemistry) The <span class="searchmatch">permethyl</span> derivative of scandocene...
perintegration periodic periodic acid periodide periodo perlocution permanganate <span class="searchmatch">permethyl</span> permethylated permethylation permineralization permineralize permix pernickety...
perintegration periodic periodic acid periodide periodo perlocution permanganate <span class="searchmatch">permethyl</span> permethylated permethylation permineralization permineralize permix pernickety...