: a loose pullover or jacket without a collar and usually with long sleeves. See words that rhyme with sweatshirt Spanish Central: Translation of sweatshirt Nglish: Translation of sweatshirt for Spanish speakers.
Demography (from prefix demo- from Ancient Greek Î´á¿Î¼Î¿Ï dÄmos meaning the people, and -graphy from Î³ÏÎ¬ÏÏ graphÅ, implies writing, description or measurement) is the statistical study of populations, especially human beings.
10 demographic trends that are shaping the U.S. and the world. By DâVera Cohn and Andrea Caumont25 comments. At its core, demography is the act of counting people. But itâs also important to study the forces that are driving population change, and measure how these changes have an impact on peopleâs lives. For example, how does immigration affect U.S. population growth?