What's the difference between azimuth and horizon?

Azimuth


Definition:

  • (n.) The quadrant of an azimuth circle.
  • (n.) An arc of the horizon intercepted between the meridian of the place and a vertical circle passing through the center of any object; as, the azimuth of a star; the azimuth or bearing of a line surveying.

Example Sentences:

  • (1) The dependence of fluorescence polarization of stained nerve fibres on the angle between the fibre axis and electrical vector of exciting light (azimuth characteristics) has been considered.
  • (2) Enhanced sensitivity to ITDs should translate to better-defined azimuthal receptive fields, and therefore may be a step toward achieving an optimal representation of azimuth within the auditory pathway.
  • (3) A sound source is commonly spherical, therefore solutions are found for the wave equation in spherical coordinates, giving a precise meaning to the 'azimuthal' and 'magnetic quantum number' analogy.
  • (4) An electron microscopic investigation of the interaction in vitro of two major Z-line proteins, alpha-actinin and F-actin, indicated that the positions of alpha-actinin bridges between actin filaments are defined by relative azimuthal positions of actin subunits.
  • (5) The pattern of QRS loop in the 3 planes, the voltage of right maximum spatial vector (RMSV) and left maximum spatial vector (LMSV), their projection onto the horizontal (azimuth) and frontal plane (elevation) were related to right ventricular systolic pressure.
  • (6) The directional component of the data analysis was important; analysis in the azimuthal direction was more accurate than in the axial direction.
  • (7) Lead and rear bridges are axially at least 13 nm apart on actin; the expected 60 degrees difference in azimuth is expressed by head-neck portions, but the head-actin-head axis rotates by only 30 degrees.
  • (8) Localization was always poorer at 30 degrees azimuth (the smallest used) than at any of the other azimuths (0 degree, 30 degrees, 60 degrees, 90 degrees right and left), regardless of microphone spacing.
  • (9) Furthermore, there is neither an azimuthal nor an elevational axis within the FM-FM area.
  • (10) A method is described whereby three-dimensional co-ordinates of points on a cranium can be recorded in terms of azimuth, elevation and radial distance from a selected point.
  • (11) All three measurements were affected by changes in the loudspeaker azimuth and reference microphone location.
  • (12) The sensitivity to variations in sound-source elevation was studied in 48 units, previously examined as to their azimuthal sensitivity, of the inferior colliculi of cats.
  • (13) Detection of interaural time differences underlies azimuthal sound localization in the barn owl Tyto alba.
  • (14) Six subjects localised a sound source (white noise through a speaker) which varied in position over a range of elevations (-40 degrees to +40 degrees) and azimuths (0 degrees to 180 degrees), at 10 degrees intervals, on the left side of the head.
  • (15) From its representation on the spherical surface it was unfolded into the plane using a polar azimuthal radially equidistant projection.
  • (16) We have previously demonstrated that in animals with both ears intact, there is a topographical representation of the azimuthal dimension of auditory space in the deep layers of this nucleus.
  • (17) The loudspeakers, 15 deg apart, were arranged in a semicircle (0-270-180 deg, azimuth).
  • (18) Response centers of all 223 neurons were located between 0 degrees and 50 degrees in azimuth, 2 degrees up and 25 degrees down in elevation of the contralateral frontal auditory space.
  • (19) The zone represents positions within 4 deg of the midline at the 0-deg horizontal meridian, and positions out to 15-deg azimuths in the upper hemifield and out to positions of 25-deg azimuth in the lower hemifield.
  • (20) In the alternative (ABI-constant) method, intensity at the two ears was varied symmetrically about a constant base intensity, in a manner roughly approximating the pattern of changes that occur when a free-field stimulus is moved in azimuth from the median sagittal plane.

Horizon


Definition:

  • (n.) The circle which bounds that part of the earth's surface visible to a spectator from a given point; the apparent junction of the earth and sky.
  • (n.) A plane passing through the eye of the spectator and at right angles to the vertical at a given place; a plane tangent to the earth's surface at that place; called distinctively the sensible horizon.
  • (n.) A plane parallel to the sensible horizon of a place, and passing through the earth's center; -- called also rational / celestial horizon.
  • (n.) The unbroken line separating sky and water, as seen by an eye at a given elevation, no land being visible.
  • (n.) The epoch or time during which a deposit was made.
  • (n.) The chief horizontal line in a picture of any sort, which determines in the picture the height of the eye of the spectator; in an extended landscape, the representation of the natural horizon corresponds with this line.

Example Sentences:

  • (1) They were like some great show, the gas squeezing up from the depths of the oil well to be consumed in flame against the intense black horizon, like some great dragon.
  • (2) When a meridional-size lens is used to provide magnification in the horizonal meridan for one eye the resulting stereopsis distortion is readily accounted for in the terms of the binocular disparity caused by changed angular relations.
  • (3) A leading academic, Prof Robert Bea, from the engineering faculty at the University of California in Berkeley, who made a special study of the Deepwater Horizon accident , has raised new concerns that the recent slump in oil prices could compromise safety across the industry as oil producers strive to cut costs.
  • (4) A former Halliburton manager was sentenced to one year of probation on Tuesday for destroying evidence in the aftermath of BP's fatal 2010 Deepwater Horizon blowout, which claimed 11 lives.
  • (5) Governor Mark Carney once hinted that a UK rate rise might be on the horizon.
  • (6) There’s little else on the horizon.” There has been a resurgence of medical interest in LSD and psilocybin, the active ingredient in magic mushrooms, after several recent trials produced encouraging results for conditions ranging from depression in cancer patients to post-traumatic stress disorder.
  • (7) Many address deep-rooted social issues, but they are hampered by short-term political horizons and funding arrangements.
  • (8) With the summer halfway done, is there anything good on the horizon?
  • (9) Dr Atl is better known for his work as a landscape painter who portrayed the horizons of the valley of Mexico.
  • (10) Brexiters face rude awakening on immigration, says ex-minister Read more The problem is, there is nothing on the horizon to suggest that achieving any significant reduction in immigration is achievable or even desirable.
  • (11) Furthermore, it has extended our horizons in the management of intrarenal hematuria and of low grade tumors of the renal collecting system.
  • (12) The paint whooshed down through the freshwater, but as soon as it hit the saltwater it was repelled, spreading out laterally as if the pigment had hit an invisible horizon.
  • (13) It was pored over by line producers, prop masters, location scouts, production designers, scenic designers, costume designers, directors, assistant directors, second assistant directors, and second second assistant directors – at each step becoming more real, as if emerging from the shimmer of some distant desert horizon.
  • (14) He married Sonia Bronwell, a young editor at Horizon, on 13 October 1949.
  • (15) As a result, the country has no farm bill, leaving agricultural subsidies up in the air, farmers uncertain about what their financial picture looks like, and a potential food crisis on the horizon.
  • (16) It is always on the horizon, and is a devastating scenario,” he said.
  • (17) Antony Gormley brought his Domain Field and Event Horizon to the Garage this year and professed himself extremely happy.
  • (18) Five months after BP oil rig disaster, US government declares well 'dead' 20 September BP's clean-up costs following the explosion of Deepwater Horizon nears $10bn (£6.4bn) BP oil spill cost hits nearly $10bn The day after it is confirmed that the leaking well has been successfully and permanently plugged, shares in BP rise by 8p.
  • (19) Let’s assume, then, that all of us, including progressives, do need to broaden our horizons, and seek out more views that differ from ours.
  • (20) BP credit rating downgraded after Tony Hayward's grilling by Congress 19 June One of BP's partners, Anadarko Petroleum, refuses to accept any responsibility for the Deepwater Horizon explosion despite owning a quarter of the well.

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