| a gadget; dingus; thingumbob. |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
creatine cre·a·tine (krē'ə-tēn', -tĭn) or cre·a·tin (-tĭn)
n.
A nitrogenous organic acid that is found in the muscle tissue of vertebrates mainly in the form of phosphocreatine and supplies energy for muscle contraction.
| creatine (krē'ə-tēn', -tĭn) Pronunciation Key
A nitrogenous organic acid that is found in the muscle tissue of vertebrates, mainly combined with phosphorus, and that supplies energy for muscle contraction. Chemical formula: C4H9N3O2. |