Synonyms for f region
f region

Princeton's WordNet

1. Appleton layer, F layer, F regionnoun

   the highest region of the ionosphere (from 90 to 600 miles up) which contains the highest concentration of free electrons and is most useful for long-range radio transmission

Matched Categories

1. • Ionosphere
   • Region

How to pronounce f region?

How to say f region in sign language?

How to use f region in a sentence?

1. United States:

   Was the provocation organized by Kiev in this region the real reason for cancellation ? publicly, we heard just such an explanation, we took note of it. Is this a reality ? I think that you still need to look for answers in the United States domestic political situation. The dominant factor in making a decision is domestic political realities in the US.

2. David Hammond:

   We will have mass casualties on our hands if there is not an immediate and concerted search-and-rescue operation by countries in the region.

3. David Martill:

   Only on Aldabra, which has the oldest palaeontological record of any oceanic island within the Indian Ocean region, is fossil evidence available that demonstrates the effects of changing sea levels on extinction and recolonization events, conditions were such on Aldabra, the most important being the absence of terrestrial predators and competing mammals, that a rail was able to evolve flightlessness independently on each occasion.

4. Jeremy Lieb:

   Willow is just the start based on what industry has planned, the total estimate for the amount of oil that could be accessible in the region around Willow is 7 or 8 billion barrels.

5. Turkish Prime Minister Ahmet Davutoglu:

   This is an attack that does not target a specific group ; it is an attack on the entire nation and( an) attack on our unity. Turkey is a country that has managed to maintain peace in the region.