Ex*i"tial (?), Ex*i"tious (?), a. [L. exitialis, exitious, fr. exitium a going out, a going to naught, i. e., ruin, fr.exire to go out: cf. F. exitial.]

Destructive; fatal.

[Obs.] "Exitial fevers."

Harvey.

 

© Webster 1913.

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