Bk(redirected from long below-knee amputation)
Also found in: Dictionary, Thesaurus, Medical.
Bk,symbol for the element berkeliumberkelium
[from Berkeley], artificially produced radioactive chemical element; symbol Bk; at. no. 97; mass no. of most stable isotope 247; m.p. about 1,050°C;; b.p. about 2,590°C;; sp. gr. 14 (estimated); valence +3, +4.
..... Click the link for more information. .