am·phi·kar·y·on \ˌamfəˈkarēˌän, -ēən\noun (-s) Etymology: International Scientific Vocabulary amphi- + karyon; originally formed in German : a cell nucleus containing two haploid groups of chromosomes — opposed to hemikaryon; compare diplokaryon • am·phi·kar·y·ot·ic\| ̷ ̷ ̷ ̷ˌ ̷ ̷ ̷ ̷|äd.ik\adjective