D defs.my
Entry 1 sense Webster, 1913

contractable

/(kŏn*trăkt"ȧ*b'l)/ · con·tract·a·ble · IPA
01 adj. capable of being transmitted by infection; same as communicable, 1; -- of disease.
  1. 1.
    capable of being transmitted by infection; same as communicable, 1; -- of disease. See: communicable