The Collaborative International Dictionary of English v.0.48:

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.]
      [1913 Webster + AS]

   2. (Med.) Any spasmodic severe suffocative pain.
      [AS]

   3. (Med.) Angina pectoris.
      [AS]

   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.
      [1913 Webster + AS]

WordNet (r) 3.0 (2006):

angina
    n 1: any disease of the throat or fauces marked by spasmodic
         attacks of intense suffocative pain
    2: a heart condition marked by paroxysms of chest pain due to
       reduced oxygen to the heart [syn: angina pectoris,
       angina]

Moby Thesaurus II by Grady Ward, 1.0:

97 Moby Thesaurus words for "angina":
   ache, aching, angina pectoris, aortic insufficiency,
   aortic stenosis, apoplectic stroke, apoplexy, arrhythmia,
   arteriosclerosis, atherosclerosis, atrial fibrillation,
   auricular fibrillation, backache, bellyache, beriberi heart,
   cardiac arrest, cardiac insufficiency, cardiac shock,
   cardiac stenosis, cardiac thrombosis, carditis, cephalalgia, colic,
   collywobbles, congenital heart disease, cor biloculare,
   cor juvenum, cor triatriatum, coronary, coronary insufficiency,
   coronary thrombosis, diastolic hypertension, earache,
   encased heart, endocarditis, extrasystole, fatty heart,
   fibroid heart, flask-shaped heart, fret, frosted heart, gnawing,
   gripe, gripes, gut-ache, hairy heart, headache, heart attack,
   heart block, heart condition, heart disease, heart failure,
   heartburn, hemicrania, high blood pressure, hypertension,
   hypertensive heart disease, ischemic heart disease, megrim,
   migraine, mitral insufficiency, mitral stenosis,
   myocardial infarction, myocardial insufficiency, myocarditis,
   myovascular insufficiency, odontalgia, otalgia, ox heart,
   palpitation, paralytic stroke, paroxysmal tachycardia,
   pericarditis, pile, premature beat, pseudoaortic insufficiency,
   pulmonary insufficiency, pulmonary stenosis, pyrosis,
   rheumatic heart disease, round heart, sclerosis, sick headache,
   splitting headache, stomachache, stony heart, stroke, tachycardia,
   throbbing pain, thrombosis, toothache, tricuspid insufficiency,
   tricuspid stenosis, turtle heart, varicose veins, varix,
   ventricular fibrillation