Buffer Buff"er (b[u^]f"[~e]r), n. [Prop a striker. See {Buffet} a blow.] 1. (Mech.) (a) An elastic apparatus or fender, for deadening the jar caused by the collision of bodies; as, a buffer at the end of a railroad car. (b) A pad or cushion forming the end of a fender, which receives the blow; -- sometimes called {buffing apparatus}. [1913 Webster]

2. One who polishes with a buff. [1913 Webster]

3. A wheel for buffing; a buff. [1913 Webster]

4. A good-humored, slow-witted fellow; -- usually said of an elderly man. [Colloq.] --Dickens. [1913 Webster]

5. (Chem.) a substance or mixture of substances which can absorb or neutralize a certain quantity of acid or base and thus keep the degree of acidity or alkalinity of a solution (as measured by pH) relatively stable. Sometimes the term is used in a medical context to mean {antacid}. [PJC]

6. (Computers) a data storage device or portion of memory used to temporarily store input or output data until the receiving device is ready to process it. [PJC]

7. any object or person that shields another object or person from harm, shock, or annoyance; as, the President's staff is his buffer from constant interruptions of his work. [PJC]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • antacid — [ant΄as′id] adj. [ ANT(I) + ACID] that neutralizes acids; counteracting acidity n. an antacid substance, such as sodium bicarbonate …   English World dictionary

  • Antacid — Ant*ac id, n. [Pref. anti + acid.] (Med.) A remedy for acidity of the stomach, as an alkali or absorbent. a. Counteractive of acidity. [1913 Webster] …   The Collaborative International Dictionary of English

  • antacid — 1732, adjective and noun, medical hybrid from ANTI (Cf. anti ) + ACID (Cf. acid) …   Etymology dictionary

  • antacid — antàcīd m <G mn antacída> DEFINICIJA farm. sredstvo koje neutralizira ili veže višak kiseline u želucu ETIMOLOGIJA anti + lat. acidus: kiseo …   Hrvatski jezični portal

  • antacid — ► ADJECTIVE ▪ preventing or correcting acidity in the stomach …   English terms dictionary

  • Antacid — A spilled bottle of antacid tablets An antacid is a substance which neutralizes stomach acidity. Contents 1 Mechanism of action …   Wikipedia

  • antacid — /ant as id/, adj. 1. preventing, neutralizing, or counteracting acidity, as of the stomach. n. 2. an antacid agent. [1725 35; ANT + ACID] * * * Any substance, such as sodium bicarbonate, magnesium hydroxide, or aluminum hydroxide, used to relieve …   Universalium

  • antacid — UK [æntˈæsɪd] / US noun [countable] Word forms antacid : singular antacid plural antacids a medicine that reduces the amount of acid in your stomach …   English dictionary

  • antacid — noun Date: 1732 an agent that counteracts or neutralizes acidity • antacid adjective …   New Collegiate Dictionary

  • antacid — 1. Neutralizing an acid. 2. Any agent that reduces or neutralizes acidity, as of the gastric juice or any other secretion ( e.g., calcium carbonate, magnesium hydroxide). SYN: antiacid. * * * ant·ac·id …   Medical dictionary

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