Definify.com

Webster 1913 Edition

Noun.

[L.

exsilire

to spring from;

out +

salire

to spring, leap.]

A sudden springing or leaping out.

[Obs.]

Sir T. Browne.

Noun.

[L. exilio, for exsalio, to leap out.]

A sudden springing or leaping out. [Little used.]

exilition ‎(uncountable)

(obsolete) The act of suddenly jumping up or out.
- 1646, Thomas Browne, Pseudodoxia Epidemica, II.5:
  From Salt-petre proceedeth the force and the report; for Sulphur and Small-coal mixed will not take fire with noise, or exilition [...].