Type: Term Pronunciation: fren′i-sek′tŏ-mē Definitions: 1. Exsection of a portion of the phrenic nerve, to prevent reunion such as may follow phrenicotomy. Synonyms: phrenectomy, phrenicoexeresis, phreniconeurectomy Found on http://www.medilexicon.com/medicaldictionary.php?t=68695