40 FACTS ABOUT SLEEP YOU PROBABLY DIDN'T KNOW... -The record for the longest period without sleep is 18 days, 21 hours, 40 minutes during a rocking chair marathon. The record holder reported hallucinations, paranoia, blurred vision, slurred speech and memory and concentration lapses.
French Meaning: The name Heidi is a French baby name. In French the meaning of the name Heidi is: Nobility. French form of the Old German Adalheidis, a compound of 'athal' (noble) and 'haida' (hood).Adelaide, the capital of South Australia, was named after Queen Adelaide, 19th century King William IV's consort.n American the meaning of the name Heidi is: Nobility. French form of the Old German Adalheidis, a compound of 'athal' (noble) and 'haida' (hood). Adelaide, the capital of South Australia, was named after Queen Adelaide, 19th century King William IV's consort.
A pet form of Adalheid (noble one) and Hildegard (battle protector), Heidi is also bestowed as an independent given name. It became well known internationally from Johanna Spyri's famous story Heidi.. nickname for Adelheid (the German form of Adelaide), this was never used as an independent name until the publication of Johanna Spyri's novel Heidi in 1880.