The emoticon is made up of the letters X and D, where X is the eyes all scrunched up, and D represents a really big mouth that is laughing. XD has a similar meaning to LOL, or âlaughing out loud,â in Internet slang. To see the face created by the letters XD, one can turn her head anticlockwise. Using a colon next to a capital D or typing X-D during an Internet chat also means the person is laughing crazily.Learn more about Mobile.
stream | definition: a natural body of running water flowing on or under the earth | synonyms: headstream, creek, rivulet, body of water, runnel, rill, tidal river, brook, tidewater river, branch, run, ford, water, tidewater stream, streamlet, meander, midstream, watercourse, crossing, river, tidal stream| antonyms: gladden, rush, enter, hop out, converge
Definition of Streamflow Streamflow, or discharge, is defined as the volumetric rate of flow of water (volume per unit time) in an open channel Streamflow in the USGS is usually expressed in English dimensions of cubic feet per second (ft3/s) or CFS.