Wordnet polsko-angielski 
                         (an area of skin that is thick or hard from continual pressure or friction (as the sole of the foot) ) 
callosity, callus 
Słownik medyczny polsko-angielski Iwona Kienzler
                        acanthosis n, cornification n
Wielki słownik medyczny polsko-angielski 2011 r., Anna Słomczewska
                        keratosis, cornification, hornification, keratinization, callosity
Otwarty słownik polsko-angielski V.9.2007, Copyright (c) Jerzy Kazojć - 2007 r.
                        callosity