A cewar ƙamus, kalmar “amine” suna kuma tana nufin wani fili da ke ɗauke da ainihin atom na nitrogen wanda aka haɗa da ɗaya ko fiye da atom ɗin carbon. Amines sune mahadi na kwayoyin halitta kuma an rarraba su zuwa nau'i uku dangane da adadin carbon atom da aka haɗa da nitrogen atom: amines na farko (inda carbon atom guda ɗaya ya haɗa da nitrogen atom), amines na biyu (inda carbon atom guda biyu ke haɗuwa da nitrogen). atom), da amines na jami'a (inda atom ɗin carbon guda uku ke ɗaure da zarra na nitrogen). Amines na iya samun nau'ikan aikace-aikace daban-daban a fannoni daban-daban, gami da magunguna, aikin gona, da haɗin gwiwar sinadarai.