English Dictionary
◊ D-LAYER
D-layer
n : the lowest region of the ionosphere (35 to 50 miles up) that
reflects low-frequency radio waves [syn: {D-layer}, {D
region}]
 d region  d-day  d-layer  da  dab 
English Computing Dictionary
◊ DID YOU MEAN LAYER?
layer
{protocol layer}
 dl/1  dl/i  dlc  dlci  dle