All 3 Uses of

disposition
in
Dr. Jekyll and Mr. Hyde

The drug had no discriminating action; it was neither diabolical nor divine; it but shook the doors of the prison-house of my disposition; and like the captives of Philippi, that which stood within ran forth.
p. 89.3 *

disposition = temperament (normal way of acting and being)

It did not seem as if the subject of his address were of great importance; indeed, from his pointing, it sometimes appeared as if he were only inquiring his way; but the moon shone on his face as he spoke, and the girl was pleased to watch it, it seemed to breathe such an innocent and old-world kindness of disposition, yet with something high too, as of a well-founded self-content.†
p. 29.3

And indeed the worst of my faults was a certain impatient gaiety of disposition, such as has made the happiness of many, but such as I found it hard to reconcile with my imperious desire to carry my head high, and wear a more than commonly grave countenance before the public.†
p. 82.4

Definitions:

(1) (disposition as in: a kind disposition)
someone's normal mood, personality, or typical way of behaving
(2) (disposition as in: disposition of the matter)
the decision or action taken when an issue was settled so that it no longer requires attention
(3) (disposition as in: disposition of the assets)
the giving, selling, or transferring of something to another
(4) (disposition as in: strategic troop disposition)
the arrangement, positioning, or use of things