[1] : The Collaborative International Dictionary of English v.0.48

smallpox \small"pox`\, n. small + pox, pocks. med.
   a contagious, constitutional, febrile disease characterized
   by a peculiar eruption; variola. the cutaneous eruption is at
   first a collection of papules which become vesicles first
   flat, subsequently umbilicated and then pustules, and
   finally thick crusts which slough after a certain time, often
   leaving a pit, or scar.
   1913 webster

[2] : WordNet (r) 2.0

smallpox
     n : a highly contagious viral disease characterized by fever and
         weakness and skin eruption with pustules that form scabs
         that slough off leaving scars syn: variola, variola
         major
see also:
variola variola major 

[3] : Moby Thesaurus II by Grady Ward, 1.0

127 moby thesaurus words for "smallpox":
   african lethargy, asiatic cholera, chagres fever, german measles,
   haverhill fever, acute articular rheumatism, ague, alkali disease,
   amebiasis, amebic dysentery, anthrax, bacillary dysentery,
   bastard measles, black death, black fever, blackwater fever,
   breakbone fever, brucellosis, bubonic plague, cachectic fever,
   cerebral rheumatism, chicken pox, cholera, cowpox, dandy fever,
   deer fly fever, dengue, dengue fever, diphtheria, dumdum fever,
   dysentery, elephantiasis, encephalitis lethargica, enteric fever,
   erysipelas, famine fever, five-day fever, flu, frambesia,
   glandular fever, grippe, hansenosis, hepatitis, herpes,
   herpes simplex, herpes zoster, histoplasmosis, hookworm,
   hydrophobia, infantile paralysis, infectious mononucleosis,
   inflammatory rheumatism, influenza, jail fever, jungle rot,
   kala azar, kissing disease, lepra, leprosy, leptospirosis, loa loa,
   loaiasis, lockjaw, madness, malaria, malarial fever, marsh fever,
   measles, meningitis, milzbrand, mumps, ornithosis, osteomyelitis,
   paratyphoid fever, parotitis, parrot fever, pertussis, pneumonia,
   polio, poliomyelitis, polyarthritis rheumatism, ponos, psittacosis,
   rabbit fever, rabies, rat-bite fever, relapsing fever,
   rheumatic fever, rickettsialpox, ringworm, rubella, rubeola,
   scarlatina, scarlet fever, schistosomiasis, septic sore throat,
   shingles, sleeping sickness, sleepy sickness, snail fever,
   splenic fever, spotted fever, strep throat, swamp fever, tetanus,
   thrush, tinea, trench fever, trench mouth, tuberculosis, tularemia,
   typhoid, typhoid fever, typhus, typhus fever, undulant fever,
   vaccinia, varicella, variola, venereal disease, viral dysentery,
   whooping cough, yaws, yellow fever, yellow jack, zona, zoster

Smallpox >> S Words
Smallpox, definition of term: Smallpox
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