Word Study
Lysis
CIDE DICTIONARY
Lysis, n. [NL., fr. Gr. ly`sis.].
The resolution or favorable termination of a disease, coming on gradually and not marked by abrupt change. [1913 Webster]
" It is usually contrasted with crisis, in which the improvement is sudden and marked; as, pneumonia ends by crisis, typhoid fever by lysis." [1913 Webster]
OXFORD DICTIONARY
Lysis, n. (pl. lyses) the disintegration of a cell.
Etymology
L f. Gk lusis loosening f. luo loosen
For further exploring for "Lysis" in Webster Dictionary Online