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.
Freebase (0.00 / 0 votes) Rate this definition: Lysis. Lysis refers to the breaking down of a cell, often by viral, enzymic, or osmotic mechanisms that compromise its integrity. A fluid containing the contents of lysed cells is called a lysate.