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horn, in music

(Encyclopedia)horn, in symphonic and chamber music: see French horn. ...

horn, in zoology

(Encyclopedia)horn, in zoology, one of a pair of structures projecting from the head of a hoofed animal, used chiefly as a weapon. In cattle, sheep, Old World antelopes, and related animals the horns are permanent ...

halo, in art

(Encyclopedia)halo, in art: see nimbus.

halo, in meteorology

(Encyclopedia)halo, in meteorology, short-lived circles or arcs, and less commonly spikes and crosses, of colored or whitish light surrounding the moon or sun or in clouds as seen from above. A halo occurs when the...

hamadryad, in zoology

(Encyclopedia)hamadryad, in zoology: see cobra.

heath, in botany

(Encyclopedia)CE5 Rhododendron, Rhododendron maximum, a member of the heath family heath, in botany, common name for some members of the Ericaceae, a family of chiefly evergreen shrubs with berry or capsule fru...

Hermes, in astronomy

(Encyclopedia)Hermes, in astronomy: see asteroid. ...

hickory, in botany

(Encyclopedia)hickory, any plant of the genus Carya of the family Juglandaceae (walnut family); deciduous nut-bearing trees native to E North America and south to Central America except for a few species found in S...

Hidalgo, in astronomy

(Encyclopedia)Hidalgo hĭdălˈgō [key], in astronomy: see asteroid. ...

Hadar, in astronomy

(Encyclopedia)Hadar or Beta Centauri bāˈtə sĕntôrˈē [key], bright star in the constellation Centaurus; 1992 position R.A. 14h01.7m, dec. −60°13′. A bluish-white giant of spectral class B1 II, it has an ...