enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Nadir - Wikipedia

    en.wikipedia.org/wiki/Nadir

    Diagram showing the relationship between the zenith, the nadir, and different types of horizon.Note that the zenith is opposite the nadir. The nadir [a] [b] is the direction pointing directly below a particular location; that is, it is one of two vertical directions at a specified location, orthogonal to a horizontal flat surface.

  3. Isocenter - Wikipedia

    en.wikipedia.org/wiki/Isocenter

    Isocenter definition in Radiotherapy: The point in space relative to the treatment machine about which various components of the linac rotate. The gantry rotation defines a horizontal axis which cuts a vertical axis defined by the rotation of the treatment couch.

  4. Geometric terms of location - Wikipedia

    en.wikipedia.org/wiki/Geometric_terms_of_location

    Common geometric terms of location are: Radial (solid and colored lines) and circumferential roads (dashed and gray lines) in Metro Manila's road network. Axial – along the center of a round body, or the axis of rotation of a body; Radial – along a direction pointing along a radius from the center of an object, or perpendicular to a curved ...

  5. Zenith - Wikipedia

    en.wikipedia.org/wiki/Zenith

    The zenith (UK: / ˈ z ɛ n ɪ θ /, US: / ˈ z iː n ɪ θ /) [1] [2] is the imaginary point on the celestial sphere directly "above" a particular location. "Above" means in the vertical direction opposite to the gravity direction at that location . The zenith is the "highest" point on the celestial sphere.

  6. Heparin-induced thrombocytopenia - Wikipedia

    en.wikipedia.org/wiki/Heparin-induced...

    1 point if the fall is 30–50% or the nadir is 10–19 × 10 9 /liter No points if the fall is less than 30% or the nadir is <10 × 10 9 /liter. Timing 2 points if the fall is between days 5–10 after commencement of treatment 1 point if the fall is after day 10.

  7. List of medical roots, suffixes and prefixes - Wikipedia

    en.wikipedia.org/wiki/List_of_medical_roots...

    Second, medical roots generally go together according to language, i.e., Greek prefixes occur with Greek suffixes and Latin prefixes with Latin suffixes. Although international scientific vocabulary is not stringent about segregating combining forms of different languages, it is advisable when coining new words not to mix different lingual roots.

  8. Meridian (astronomy) - Wikipedia

    en.wikipedia.org/wiki/Meridian_(astronomy)

    In astronomy, the meridian is the great circle passing through the celestial poles, as well as the zenith and nadir of an observer's location. Consequently, it contains also the north and south points on the horizon , and it is perpendicular to the celestial equator and horizon.

  9. List of optometric abbreviations - Wikipedia

    en.wikipedia.org/wiki/List_of_optometric...

    Family medical history FOH: Family ocular history F/U: Follow up appointment GH: General health G(M)P: General (medical) practitioner HA: Headaches HARC: Harmonious abnormal retinal correspondence HM: Hand motion vision – state distance Hx: History IOL: Intra-ocular lens IOP: Intra-ocular pressure ISNT: Inferior, Superior, Nasal, Temporal