Source : Webster's Revised Unabridged Dictionary (1913)

Cancroid \Can"croid\, a. [Cancer + oid.]
   1. (Zo["o]l.) Resembling a crab; pertaining to the
      {Cancroidea}, one of the families of crabs, including the
      genus {Cancer}.

   2. Like a cancer; as, a cancroid tumor.

Source : WordNet®

cancroid
     adj : of or relating to a cancroid
     n : the most common form of skin cancer [syn: {squamous cell
         carcinoma}]