adj.1590s, from Latin calidus "warm," from PIE root *kele- (1) "warm" (see calorie). if (window.googletag) {googletag.cmd.push(function() { googletag.display('dcomMobileSERPDisplayTopAd-300x250'); });} else {console.error('googletag not defined, dcomMobileSERPDisplayTopAd-300x250');}