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key, in music

(Encyclopedia)key. 1 In music, term used to indicate the scale from which the tonal material of a given composition is derived. To say, for example, that a composition is in the key of C major means that it uses as...

Naiad, in astronomy

(Encyclopedia)Naiad, in astronomy, one of the natural satellites, or moons, of Neptune. ...

nail, in anatomy

(Encyclopedia)nail, in anatomy, the horny outgrowth shielding the tip of the finger and the toe in humans and most other primates. The nail consists of dead cells pushed outward by dividing cells in the root, a fol...

nail, in carpentry

(Encyclopedia)nail, metal pin driven by force applied at one end into pieces of material, usually wood, to join them together. The strength of a nailed joint depends on the properties of the wood, the type and numb...

motif, in literature

(Encyclopedia)motif mōtēfˈ [key], in literature, term that denotes the recurrent presence of certain character types, objects, settings, or situations in diverse genres and periods of folklore and literature. Ex...

motif, in music

(Encyclopedia)motif, in music: see motive.

mule, in zoology

(Encyclopedia)mule, hybrid offspring of a male donkey (see ass) and a female horse, bred as a work animal. The name is also sometimes applied to the hinny, the offspring of a male horse and female donkey; hinnies a...

mule, in manufacturing

(Encyclopedia)mule, in manufacturing: see spinning. ...

Hercules, in astronomy

(Encyclopedia)Hercules hûrˈkyəlēzˌ [key], in astronomy, northern constellation located between Lyra and Corona Borealis. It is traditionally depicted as the hero Hercules in a kneeling position. There are no v...

harrow, in agriculture

(Encyclopedia)harrow, farm implement, consisting of a wooden or metal framework bearing metal disks, teeth, or sharp projecting points, called tines, which is dragged over plowed land to pulverize the clods of eart...