Word Study
    
                                	allyl |
                                	allyl alcohol |
                                	allyl group |
                                	allyl radical |
                                	allyl resin |
                                allylene
                                	| allylic 
                                	| alma 
                                	| alma mater 
                                	| alma-ata 
                                	| almacantar 
                            
        allylene
CIDE DICTIONARY
allylene, n. 
                                            
                                         A gaseous hydrocarbon, C3H4 , homologous with acetylene; propine.                                                                                 [1913 Webster]                                                                                                                    
                                                                                    
            For further exploring for "allylene" in Webster Dictionary Online
        

