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Glossary of Energy Terms
beginning with letter S
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sail Tweet Definition of sail Like Definition of sail on Facebook
  1. A piece of fabric attached to a boat and arranged such that it causes the wind to drive the boat along. The sail may be attached to the boat via a combination of mast, spars and ropes.
  2. A trip in a boat, especially a sailboat.
  3. The blade of a windmill
  4. A tower-like structure found on the dorsal (topside) surface of submarines.
  5. The floating organ of siphonophores, such as the Portuguese man-of-war.
  1. To ride in a boat, especially a sailboat.
  2. To move briskly and gracefully through the air.
  3. To move briskly.
shield Tweet Definition of shield Like Definition of shield on Facebook
  1. (Armor) A broad piece of defensive armor, carried on the arm, formerly in general use in war, for the protection of the body.
  • 1599: Knocks go and come; God's vassals drop and die; And sword and shield, In bloody field, Doth win immortal fame. — William Shakespeare, Henry V, Act III, Scene II, line 8.
  • 1786: The shields used by our Norman ancestors were the triangular or heater shield, the target or buckler, the roundel or rondache, and the pavais, pavache, or tallevas. — Francis Grose, A Treatise on Ancient Armour and Weapons, page 22.
    1. Anything which protects or defends; defense; shelter; protection.
  • Quotations
  • 1592: Go muster men. My counsel is my shield; We must be brief when traitors brave the field. — William Shakespeare, Richard III, Act 4, Scene 3, line 56.
    1. Figuratively, one who protects or defends.
  • Quotations
  • 1611: Fear not, Abram: I am thy shield, and thy exceeding great reward. The Holy Bible, King James Version, Genesis 15:1.
    1. (botany) In lichens, a hardened cup or disk surrounded by a rim and containing the fructification, or asci.
    2. (heraldry) The escutcheon or field on which are placed the bearings in coats of arms.
    3. (geology) A large expanse of exposed stable Precambrian rock.
    4. (mining) (Mining) A framework used to protect workmen in making an adit under ground, and capable of being pushed along as excavation progresses.
    5. A spot resembling, or having the form of a shield.
  • Bespotted as with shields of red and black. Spenser.
    1. (obsolete) A coin, the old French crown, or écu, having on one side the figure of a shield.
    2. (scifi) A field of energy which protects or defends.
    3. (colloquial) A police badge
  • The chief put something in his hand and Bosch looked down to see the gold detective's .
    1. (transport) A sign or symbol, usually containing numbers and sometimes letters, identifying a highway route.
  • verb 
    1. To protect, to defend.
      • 2004: w: Chris Wallace (journalist), Chris Wallace, Character: Profiles in Presidential Courage
      • :Shots rang out and a 15-year-old boy, shielding a woman from the line of fire, was killed.
        1. (electricity) to protect from the influence of
    sludge Tweet Definition of sludge Like Definition of sludge on Facebook
    1. unpleasant viscous oozy sewage ejection
    solar Tweet Definition of solar Like Definition of solar on Facebook
    1. (obsolete) A loft or upper chamber forming the private accommodation of the head of the household in a medieval hall; a garret room.
    1. Of or pertaining to the sun; proceeding from the sun; as, the solar system; solar light; solar rays; solar influence.
    2. (context, astrology, obsolete) Born under the predominant influence of the sun.
    3. Measured by the progress or revolution of the sun in the ecliptic; as, the solar year.
    4. Produced by the action of the sun, or peculiarly affected by its influence.
    solar energy Tweet Definition of solar energy Like Definition of solar energy on Facebook
    1. Energy in the form of electromagnetic radiation emitted from the Sun; but especially that part of this energy that is converted into thermal or electrical energy on Earth
    steam boiler Tweet Definition of steam boiler Like Definition of steam boiler on Facebook
    1. A boiler that is designed to produce and withstand the pressure of steam.
    Note: The term boiler is, in modern usage, often a misnomer since they are frequently designed to heat water to below boiling point and could be dangerous if they actually produced steam.
    steam turbine Tweet Definition of steam turbine Like Definition of steam turbine on Facebook
    1. A system of angled and shaped blades arranged on a rotor through which steam is passed to generate rotational energy. Today, normally used in power stations.
    Stoke Tweet Definition of Stoke Like Definition of Stoke on Facebook
    proper noun 
    1. Stoke-on-Trent
    stoker Tweet Definition of stoker Like Definition of stoker on Facebook
    1. A person who stokes, especially one on a steamship who stokes coal in the boilers
    2. A device that feeds coal into a furnace etc automatically
    syngas Tweet Definition of syngas Like Definition of syngas on Facebook
    1. synthesis gas or coal gas

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