The Collaborative International Dictionary
                    Implodent
                    
                        
                
                                                                    Implodent \Im*plod"ent\, n. (Phon.)
   An implosive sound. 
--Ellis.
Wiktionary
                    implodent
                    
                        
                
                                                                    n. (context phonetics English) An implosive sound.