height — height, altitude, elevation mean the distance a thing rises above the level on which it stands, or the vertical distance between a given level taken as a base and a thing that is above it. Height may be used with reference to whatever can be so… … New Dictionary of Synonyms
Angular mil — An angular mil, also mil, is a unit of angle. All versions of the angular mil are approximately the same size as a trigonometric milliradian. Contents 1 History 2 Mathematical principle 3 Use … Wikipedia
height — noun Etymology: Middle English heighthe, from Old English hīehthu; akin to Old High German hōhida height, Old English hēah high Date: before 12th century 1. a. the highest part ; summit b. highest or most advanced point ; zenith < at the height … New Collegiate Dictionary
height — I (New American Roget s College Thesaurus) Vertical size Nouns 1. height, altitude, elevation; eminence, pitch; loftiness, tallness, stature, prominence (see convexity); orogeny, orogenesis, orogenics, orography. 2. (high place) mount[ain],… … English dictionary for students
x-height — In typography, the x height or corpus size refers to the distance between the baseline and the mean line in a typeface. Typically, this is the height of the letter x in the font (the source of the term), as well as the u, v, w, and z. (Curved… … Wikipedia
Metacentric height — Ship Stability diagram showing centre of gravity (G), centre of buoyancy (B), and metacentre (M) with ship upright and heeled over to one side. Note that for small angles, G and M are fixed, while B moves as the ship heels, and for big angles B… … Wikipedia
Navigation — This article is about determination of position and direction on or above the surface of the earth. For other uses, see Navigation (disambiguation). Table of geography, hydrography, and navigation, from the 1728 Cyclopaedia. Navigation is the… … Wikipedia
Geodesy — (pronEng|dʒiːˈɒdɪsi [OED] ), also called geodetics, a branch of earth sciences, is the scientific discipline that deals with the measurement and representation of the Earth, including its gravitational field, in a three dimensional time varying… … Wikipedia
altitude — [al′tə to͞od΄, al′tətyo͞od΄] n. [L altitudo < altus, high, orig. pp. of alere, to nourish, cause to grow: see OLD] 1. height; esp., the height of a thing above the earth s surface or above sea level 2. a high place or region usually used in pl … English World dictionary
PZX triangle — The PZX triangle is a term used in Astro Navigation, or Celestial Navigation, and its solution can give you your position anywhere (more or less) on the globe. The sky is described as a Celestial Sphere with a North and South Pole corresponding… … Wikipedia