depress
     v 1: lower someone's spirits; make downhearted; "These news
          depressed her"; "The bad state of her child's health
          demoralizes her" [syn: {deject}, {cast down}, {get down},
           {dismay}, {dispirit}, {demoralize}, {demoralise}] [ant:
           {elate}]
     2: lower (prices or markets); "The glut of oil depressed gas
        prices"
     3: cause to drop or sink; "The lack of rain had depressed the
        water level in the reservoir" [syn: {lower}]
     4: press down; "Depress the space key" [syn: {press down}]
     5: lessen the activity or force of; "The rising inflation
        depressed the economy"
Source: WordNet® 2.0