experiencing or showing sorrow or unhappiness; "feeling sad because his dog had died"; "Better by far that you should forget and smile / Than that you should remember and be sad"- Christina Rossetti
of things that make you feel sad; "sad news"; "she doesn't like sad movies"; "it was a very sad story"; "When I am dead, my dearest, / Sing no sad songs for me"- Christina Rossetti
any of various small insectivorous birds of the northern hemisphere that climb up a tree trunk supporting themselves on stiff tail feathers and their feet
any plant (as ivy or periwinkle) that grows by creeping
any of various climbing plants of the genus Vicia having pinnately compound leaves that terminate in tendrils and small variously colored flowers; includes valuable forage and soil-building plants
not capable of being distinguished or differentiated; "the two specimens are actually different from each other but the differences are almost indistinguishable"; "the twins were indistinguishable"; "a colorless person quite indistinguishable from the colorless mass of humanity"
the flash of light that accompanies an electric discharge in the atmosphere (or something resembling such a flash); can scintillate for a second or more
abrupt electric discharge from cloud to cloud or from cloud to earth accompanied by the emission of light