[1] : The Collaborative International Dictionary of English v.0.48

aden ulcer \a"den ul"cer\ aum"den u^l"s~er or =a"den
   u^l"s~er. so named after aden, a seaport in southern
   arabia, where it occurs. med.
   one of the numerous names of the lesion of old world
   cutaneous leishmaniasis. called also aleppo boil, aleppo
   button, aleppo evil, bagdad boil, biskra boil, cochin
   china ulcer, delhi boil, jerico boil, oriental boil,
   oriental sore, persian ulcer, tropical ulcer, etc.
   webster 1913 suppl. + as
see also:
aleppo boil aleppo button aleppo evil bagdad boil biskra boil cochin china ulcer 
delhi boil jerico boil oriental boil oriental sore persian ulcer 
tropical ulcer 

[2] : The Collaborative International Dictionary of English v.0.48

aleppo boil \alep"po boil\, aleppo button \alep"po but"ton\,
   or aleppo evil \alep"po e"vil\ . med.
   same as aden ulcer.
   webster 1913 suppl. + as
see also:
aden ulcer 

[3] : WordNet (r) 2.0

aleppo boil
     n : leishmaniasis of the skin; characterized by ulcerative skin
         lesions syn: cutaneous leishmaniasis, old world
         leishmaniasis, oriental sore, tropical sore, delhi
         boil
see also:
cutaneous leishmaniasis old world leishmaniasis oriental sore tropical sore delhi boil 

Aleppo >> A Words
Aleppo, definition of term: Aleppo
aleppo_pag1.html

Boil >> B Words
Boil, definition of term: Boil
boil_pag1.html

Boil Down >> B Words
Boil Down, definition of term: Boil Down
boil+down_pag1.html