# constant t meaning

- [Medicine]

A methyl xanthine derivative from tea with diuretic,smooth muscle relaxant,bronchial dilation,cardiac and central nervous system stimulant activities. Theophylline inhibits the 3',5'-CYCLIC NUCLEOTIDE PHOSPHODIESTERASE that degrades CYCLIC AMP thus potentiates the actions of agents that act through ADENYLATE CYCLASE and cyclic AMP.

More: Next- Any surface of
*constant t* in Minkowski space-time is a Cauchy surface. - V at
*constant T* . The second derivative of U w . r . t. - The atmospheric time
*constant t* 0 is often referred to as the Greenwood time constant, after Darryl Greenwood. - For humans, the time
*constants T* 1 and T 2 are approximately 3 ms and 5 s, respectively. - The
*constant T* is called the relaxation time of the system and the constant � is the quasi-frequency.