The Collaborative International Dictionary
                    Ecderonic
                    
                        
                
                                                                    Ecderon \Ec"der*on\, n. [NL., fr. Gr. 'ek out + ? skin.] (Anat.) See Ecteron. -- Ec`der*on"ic, a. [1913 Webster] ||
Wiktionary
                    ecderonic
                    
                        
                
                                                                    a. (alternative form of ecteronic English)