Word Meanings - EMMETROPIA - Book Publishers vocabulary database

That refractive condition of the eye in which the rays of light are all brought accurately and without undue effort to a focus upon the retina; -- opposed to hypermetropia, myopia, an astigmatism.

Related words: (words related to EMMETROPIA)

• RETINALITE
  A translucent variety of serpentine, of a honey yellow or greenish yellow color, having a waxy resinlike luster.
• LIGHT
  licht, OHG. lioht, Goth. liuhap, Icel. lj, L. lux light, lucere to 1. That agent, force, or action in nature by the operation of which upon the organs of sight, objects are rendered visible or luminous. Note: Light was regarded formerly
• HYPERMETROPIA; HYPERMETROPY
  A condition of the eye in which, through shortness of the eyeball or fault of the refractive media, the rays of light come to a focus behind the retina; farsightedness; -- called also hyperopia. Cf. Emmetropia. Note: In hypermetropia, vision for
• OPPOSABILITY
  The condition or quality of being opposable. In no savage have I ever seen the slightest approach to opposability of the great toe, which is the essential distinguishing feature of apes. A. R. Wallace.
• REFRACTIVE
  Serving or having power to refract, or turn from a direct course; pertaining to refraction; as, refractive surfaces; refractive powers. Refractive index. See Index of refraction, under Index. -- Absolute refractive index , the index of refraction
• LIGHTSOME
  1. Having light; lighted; not dark or gloomy; bright. White walls make rooms more lightsome than black. Bacon. 2. Gay; airy; cheering; exhilarating. That lightsome affection of joy. Hooker. -- Light"some*ly, adv. -- Light"some*ness, n. Happiness
• CONDITIONALITY
  The quality of being conditional, or limited; limitation by certain terms.
• OPPOSITIONIST
  One who belongs to the opposition party. Praed.
• LIGHTNESS
  The state, condition, or quality, of being light or not heavy; buoyancy; levity; fickleness; delicacy; grace. Syn. -- Levity; volatility; instability; inconstancy; unsteadiness; giddiness; flightiness; airiness; gayety; liveliness; agility;
• LIGHT-ARMED
  Armed with light weapons or accouterments.
• LIGHTERAGE
  1. The price paid for conveyance of goods on a lighter. 2. The act of unloading into a lighter, or of conveying by a lighter.
• LIGHT-O'-LOVE
  1. An old tune of a dance, the name of which made it a proverbial expression of levity, especially in love matters. Nares. "Best sing it to the tune of light-o'-love." Shak. 2. Hence: A light or wanton woman. Beau. & Fl.
• CONDITIONAL
  Expressing a condition or supposition; as, a conditional word, mode, or tense. A conditional proposition is one which asserts the dependence of one categorical proposition on another. Whately. The words hypothetical and conditional may be . . .
• ACCURATELY
  In an accurate manner; exactly; precisely; without error or defect.
• OPPOSITIVE
  Capable of being put in opposition. Bp. Hall.
• OPPOSELESS
  Not to be effectually opposed; irresistible. "Your great opposeless wills." Shak.
• LIGHT-FOOT; LIGHT-FOOTED
  Having a light, springy step; nimble in running or dancing; active; as, light-foot Iris. Tennyson.
• WHICHEVER; WHICHSOEVER
  Whether one or another; whether one or the other; which; that one which; as, whichever road you take, it will lead you to town.
• RETINAL
  Of or pertaining to the retina. Retinal purple (Physiol. Chem.), the visual purple.
• FOCUS
  A point in which the rays of light meet, after being reflected or refrcted, and at which the image is formed; as, the focus of a lens or mirror. (more info) fireplace; perh. akin to E. bake. Cf. Curfew, Fuel, Fusil the
• SLIGHTNESS
  The quality or state of being slight; slenderness; feebleness; superficiality; also, formerly, negligence; indifference; disregard.
• DELIGHTING
  Giving delight; gladdening. -- De*light"ing*ly, adv. Jer. Taylor.
• DRUMMOND LIGHT
  A very intense light, produced by turning two streams of gas, one oxygen and the other hydrogen, or coal gas, in a state of ignition, upon a ball of lime; or a stream of oxygen gas through a flame of alcohol upon a ball or disk of lime; -- called
• DELIGHTLESS
  Void of delight. Thomson.
• SLIGHTEN
  To slight. B. Jonson.
• LAMPLIGHTER
  The calico bass. (more info) 1. One who, or that which, lights a lamp; esp., a person who lights street lamps.
• FLIGHTER
  A horizontal vane revolving over the surface of wort in a cooler, to produce a circular current in the liquor. Knight.
• SUNLIGHT
  The light of the sun. Milton.
• DROPLIGHT
  An apparatus for bringing artificial light down from a chandelier nearer to a table or desk; a pendant.
• SLIGHTINGLY
  In a slighting manner.