angina \an*gi"na\ ([a^]n*j[imac]"n[.a] or [a^]n"j[i^]*n[.a]), n.
   [L., fr. angere to strangle, to choke. See anger, n.]
   1. (Med.) Any inflammatory affection of the throat, as the
      quinsy, malignant sore throat, croup, etc., especially
      such as tends to produce suffocation, choking, or
      shortness of breath. [Obs.]
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   2. (Med.) Any spasmodic severe suffocative pain.
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   3. (Med.) Angina pectoris.
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   Angina pectoris ([a^]n*j[imac]"n[.a] p[e^]k"t[-o]*r[i^]s),
      Chest pain caused by myocardial ischemia precipitated by
      exertion and relieved by rest. It is so called because the
      pain is accompanied by a sense of suffocating contraction
      or tightening of the lower part of the chest; -- called
      also breast pang, spasm of the chest.
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Breast \Breast\ (br[e^]st), n. [OE. brest, breost, As.
   bre['o]st; akin to Icel. brj[=o]st, Sw. br["o]st, Dan. bryst,
   Goth. brusts, OS. briost, D. borst, G. brust.]
   1. The fore part of the body, between the neck and the belly;
      the chest; as, the breast of a man or of a horse.
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   2. Either one of the protuberant glands, situated on the
      front of the chest or thorax in the female of man and of
      some other mammalia, in which milk is secreted for the
      nourishment of the young; a mamma; a teat.
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            My brother, that sucked the breasts of my mother.
                                                  --Cant. viii.
                                                  1.
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   3. Anything resembling the human breast, or bosom; the front
      or forward part of anything; as, a chimney breast; a plow
      breast; the breast of a hill.
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            Mountains on whose barren breast
            The laboring clouds do often rest.    --Milton.
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   4. (Mining)
      (a) The face of a coal working.
      (b) The front of a furnace.
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   5. The seat of consciousness; the repository of thought and
      self-consciousness, or of secrets; the seat of the
      affections and passions; the heart.
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            He has a loyal breast.                --Shak.
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   6. The power of singing; a musical voice; -- so called,
      probably, from the connection of the voice with the lungs,
      which lie within the breast. [Obs.]
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            By my troth, the fool has an excellent breast.
                                                  --Shak.
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   Breast drill, a portable drilling machine, provided with a
      breastplate, for forcing the drill against the work.

   Breast pang. See Angina pectoris, under Angina.

   To make a clean breast, to disclose the secrets which weigh
      upon one; to make full confession.
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