Defn: The state or quality of being demonstrative.

DEMONSTRATOR
Dem"on*stra`tor, n. Etym: [L.: cf. F. démonstrateur.]

1. One who demonstrates; one who proves anything with certainty, or establishes it by indubitable evidence.

2. (Anat.)

Defn: A teacher of practical anatomy.

DEMONSTRATORY
De*mon"stra*to*ry, a.

Defn: Tending to demonstrate; demonstrative. Johnson.

DEMORAGE
De*mor"age (; 48), n.

Defn: Demurrage. [Obs.] Pepys (1663).

DEMORALIZATION
De*mor`al*i*za"tion, n. Etym: [Cf. F. démoralisation.]