1 Harsh and strict treatment in the military for cadets is an example of rigor. 2  Freezing weather and ice are examples of the rigors of winter. 3  Difficult and challenging academic courses are an example of academic rigor.  harshness or severity; specif.,
The suffix-lysis means to breakdown; separation; destruction; or loosening.
Word Origin and History for -lysis Expand scientific/medical word-forming element meaning loosening, dissolving, dissolution, from Greek lysis a loosening, setting free, releasing, dissolution, from lyein to unfasten, loose, loosen, untie (see lose).