The Collaborative International Dictionary
                    Cuspidal
                    
                        
                
                                                                                        
                            Cuspidal \Cus"pi*dal\ (-p?-dal), a. [From L. cuspis, cuspidis. See Cusp.] Ending in a point.
Wiktionary
                    cuspidal
                    
                        
                
                                                                    a. Having cusps
WordNet
                    cuspidal
                    
                        
                
                                                                    adj. having cusps or points [syn: cuspate, cuspated, cusped, cuspidate, cuspidated]
Usage examples of "cuspidal".
The cuspidal locus results from my injection of the character of the AmerĀican President.
The cuspidal locus results from my injection of the character of the AmerĀ.
The cuspidal locus results from my injection of the character of the American President.