Noun

(en noun)

The act of deviating; a wandering from the way; variation from the common way, from an established rule, etc.; departure, as from the right course or the path of duty.

The state or result of having deviated; a transgression; an act of sin; an error; an offense.

(contract law) The voluntary and unnecessary departure of a ship from, or delay in, the regular and usual course of the specific voyage insured, thus releasing the underwriters from their responsibility.

(Absolute Deviation) The shortest distance between the center of the target and the point where a projectile hits or bursts.

(statistics) For interval variables and ratio variables, a measure of difference between the observed value and the mean.

(metrology) The signed difference between a value and its reference value.

Noun

The act of excluding or shutting out; removal from consideration or taking part.

* {{quote-news

, year=2011 , date=September 2 , author=Phil McNulty , title=Bulgaria 0-3 England , work=BBC citation , page= , passage=It was also a satisfying night for England coach Capello. Not only did he have a vital victory to celebrate, but his team selection was fully justified as Cahill gave an almost flawless performance in defence and Scott Parker's display made light of the surprising exclusion of Frank Lampard.}}

(obsolete) The act of pushing or forcing something out.

* 1646 , Sir Thomas Browne, Pseudodoxia Epidemica , III.6:

For the exclusion of animals is not merely passive like that of eggs, nor the total action of delivery to be imputed unto the mother, but the first attempt beginneth from the infant [...].

An item not covered by an insurance policy.