It consists of a papule from which the contents are not easily expressed. When inflamed these lesions form pustules and nodules. The open form of comedo, called a blackhead, is rarely inflamed. It has a dilated opening from which the oily debris is easily expressed.
The Tropic of Capricorn is the circle marking the latitude 23.5 degrees south where the sun is directly overhead at noon on December 21, the beginning of winter in the northern hemisphere.
Capricornus, Capricorn(noun) a faint zodiacal constellation in the southern hemisphere; between Sagittarius and Aquarius. Capricorn, Capricorn the Goat, Goat(noun) the tenth sign of the zodiac; the sun is in this sign from about December 22 to January 19.