Wordnet polsko-angielski 
                         (vermifuge used to treat infestations by roundworms or pinworms) 
piperazine 
Słownik medyczny polsko-angielski Iwona Kienzler
                        piperazine n
 (vermifuge used to treat infestations by roundworms or pinworms) 
piperazine 
piperazine n