n."divination of a person's qualities or character by laughter," 1730s, from Greek gelos "laughter" + -oscopy (see -scope). if (window.googletag) {googletag.cmd.push(function() { googletag.display('dcomMobileSERPDisplayTopAd-300x250'); });} else {console.error('googletag not defined, dcomMobileSERPDisplayTopAd-300x250');}