In all living organisms, Coenzyme A is synthesized in a five-step process that requires four molecules of ATP, from pantothenate and cysteine: 1  Pantothenate (vitamin B5) is phosphorylated to 4'-phosphopantothenate by the enzyme pantothenate kinase (PanK; CoaA; CoaX)
Origin: From TARDIS, the time machine in British science-fiction TV programme Doctor Who. Freebase(0.00 / 0 votes)Rate this definition: The TARDIS is a time machine and spacecraft in the British science fiction television programme Doctor Who and its associated spin-offs. A TARDIS is a product of the advanced technology of the Time Lords, an extraterrestrial civilisation to which the programme's central character, the Doctor, belongs.
Princeton's WordNet (0.00 / 0 votes) Rate this definition: cream of tartar, tartar, potassium bitartrate, potassium hydrogen tartrate (noun). a salt used especially in baking powder. dragon, tartar (noun). a fiercely vigilant and unpleasant woman.Tatar, Tartar, Mongol Tatar (noun).iktionary (0.00 / 0 votes) Rate this definition: tartar (Noun). A red compound deposited during wine making; mostly potassium hydrogen tartrate-a source of cream of tartar. tartar (Noun). A hard yellow deposit on the teeth. tartar (Noun). (sometimes capitalised) A fearsome or angrily violent person.