v. t. To dishearten. [ Obs. ] [ 1913 Webster ]

v. t. [ imp. & p. p. Disheartened p. pr. & vb. n. Disheartening. ] [ Pref. dis- + hearten. ] To discourage; to deprive of courage and hope; to depress the spirits of; to deject. [ 1913 Webster ]

Regiments . . . utterly disorganized and disheartened. Macaulay.

Syn. -- To dispirit; discourage; depress; deject; deter; terrify. [ 1913 Webster ]

adj. made less hopeful or enthusiastic; as, their lack of interest disheartened the instructor. [ Narrower terms: pessimistic (vs. optimistic) ]
Syn. -- demoralized, discouraged. [ WordNet 1.5 ]

adj. Causing loss of hope or enthusiasm.
Syn. -- demoralizing, demoralising, dispiriting. [ WordNet 1.5 +PJC ]

n. Discouragement; dejection; depression of spirits. [ 1913 Webster ]

v. t. [ Cf. Disherit. ] To disinherit. [ Obs. ] Dryden. [ 1913 Webster ]

v. t. [ Pref. dis- + helm helmet. ] To deprive of the helmet. [ Poetic ] [ 1913 Webster ]

Lying stark,
Dishelmed and mute, and motionlessly pale. Tennyson. [ 1913 Webster ]

n. [ See Disherit. ] The act of disheriting, or debarring from inheritance; disinherison. Bp. Hall. [ 1913 Webster ]

v. t. [ imp. & p. p. Disherited; p. pr. & vb. n. Disheriting. ] [ F. déshériter; pref. dés- (L. dis-) + hériter to inherit. See Inherit, and cf. Dusheir, Disinherit. ] To disinherit; to cut off, or detain, from the possession or enjoyment of an inheritance. [ Obs. ] Spenser. [ 1913 Webster ]

n. [ Cf. OF. desheritance. ] The act of disinheriting or state of being disinherited; disinheritance. [ Obs. ] Beau. & Fl. [ 1913 Webster ]