Definify.com
Webster 1913 Edition
Incumbency
1.
The state of being incumbent; a lying or resting on something.
2.
That which is physically incumbent; that which lies as a burden; a weight.
Evelyn.
3.
That which is morally incumbent, or is imposed, as a rule, a duty, obligation, or responsibility.
“The incumbencies of a family.” Donne.
4.
The state of holding a benefice; the full possession and exercise of any office.
These fines are only to be paid to the bishop during his
incumbency
. Swift.
Webster 1828 Edition
Incumbency
INCUM'BENCY
,Noun.
1.
The state of holding or being in possession of a benefice, or of an office. These fines are to be paid to the bishop, only during his incumbency.
There is no test of the tenure, but incumbency on the part of the king.