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will-o'-the-wisp

(Encyclopedia)will-o'-the-wisp, phenomenon known also as ignis fatuus and jack-o'-lantern. It is seen at night as a pale, flickering light over marshland. There is no generally accepted explanation for it; it may r...

Wilderness campaign

(Encyclopedia)Wilderness campaign, in the American Civil War, a series of engagements (May–June, 1864) fought in the Wilderness region of Virginia. Early in May, 1864, the Northern commander in chief, Grant, led ...

water rights

(Encyclopedia)water rights, in law, the qualified privilege of a landowner to use the water adjacent to or flowing through his property. The privilege, also known as riparian rights, may be modified or even denied ...

civil commitment

(Encyclopedia)civil commitment or involuntary commitment, process by which a court determines whether or not to order an individual to receive treatment or care or be confined. A person may be committed after a hea...

foster care

(Encyclopedia)foster care, generally, care of children on a full-time, temporary basis by persons other than their own parents. Also known as boarding-home care, foster care is intended to offer a supportive family...

Ménière's disease

(Encyclopedia)Ménière's disease mən-yĕrzˈ [key], disorder of the inner ear characterized by recurrent vertigo combined with hearing loss and tinnitus (a ringing sensation). It was first described by the French...

interval

(Encyclopedia)interval, in music, the difference in pitch between two tones. Intervals may be measured acoustically in terms of their vibration numbers. They are more generally named according to the number of step...

hives

(Encyclopedia)hives (urticaria), rash consisting of blotches or localized swellings (wheals) of the skin, caused by an allergic reaction (see allergy). The swelling is caused by distention of the skin capillaries a...

hand, foot, and mouth disease

(Encyclopedia)hand, foot, and mouth disease (HFMD), infectious viral disease that most commonly occurs in children under five years of age. Symptoms include fever, poor appetite, and a sore throat, followed by pain...

forgery, in criminal law

(Encyclopedia)forgery, in criminal law, willful fabrication or alteration of a written document with the intent to injure the interests of another in a fraudulent manner. The crime may be committed even though the ...