callosumectomy

== English == === Etymology === From corpus callosum +‎ -ectomy. === Pronunciation === Rhymes: -ɛktəmi === Noun === callosumectomy (plural callosumectomies) (rare) The surgical removal of the corpus callosum; splitting the brain into two halves. ==== Usage notes ==== More often referred to as a (total) section of the corpus callosum.