(s ´k r) (KEY) , walled town (1991 pop. 148,272), Rajasthan state, NW India. Sikar, c.1,500 ft (460 m) above sea level, is a district administrative ...
malignant tumor of the skin. The most common types of skin cancer are basal cell carcinoma, squamous cell carcinoma, and melanoma. Rarer forms include...
precipitation formed by the sublimation of water vapor into solid crystals at temperatures below freezing. Sublimation resulting in the formation of s...