| fallout |
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noun
- A radioactive dust, the radioactive airborne particles that fall to the ground after a nuclear explosion.
- A pollution dust, the non-radioactive airborne particles that fall to the ground.
- Air pollution return to the ground in the form of acid rain and soot .
- A negative side effect, an undesirable or unexpected consequence.
- (rare) A declined offer in a sales transaction when acceptance was presumed
- (rare) The person who declines such an offer
| | | fata Morgana |
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noun - A form of mirage caused by a temperature inversion in the atmosphere.
| | fireball |
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noun
- A ball of fire.
- An explosion, which results in a fireball.
- (astronomy) A meteor bright enough to cast shadows.
- A class of sailing dinghy,with a single trapeze and a symmetrical spinnaker, sailed by a crew of two.
| | flash flood |
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noun
- A sudden, rapid flood, usually of short duration and local impact
| | flaw |
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noun
- A crack or breach, a gap or fissure; a defect of continuity or cohesion.
- There is a in that knife.
- That vase has a .
- A defect, fault, or imperfection, especially one that is hidden,
- A defect or error in a contract or other document which may make the document invalid.
- There is a in the will.
- There is a in the deed.
- There is a in the statute.
verb
- (transitive) To add a flaw to, to make imperfect or defective.
- (intransitive) To become imperfect or defective.
| | foehn |
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noun
- A warm dry wind blowing down the side of a mountain in northern and central Europe.
- (meteorology) A similar wind in any mountainous area.
| | fog |
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noun
- A new growth of grass appearing on a field that has been mowed or grazed.
- Tall and decaying grass left standing after the cutting or grazing season.
- (Scottish) moss, Moss.
verb (fog, g, ed)
- (intransitive) To become covered with or as if with fog.
- (intransitive) To become obscured in condensation or water.
- The mirror fogged every time he showered.
- (context, intransitive, photography) To become dim or obscure.
- (transitive) To cover with or as if with fog.
- (transitive) To obscure in condensation or water.
- (transitive) To make confusing or obscure.
- (context, transitive, photography) To make dim or obscure.
| | foggy |
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adjective (wikipedia, fog)
- Obscured by mist or fog; unclear; hazy
| | freeze |
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noun
- A period of intensely cold weather.
- (curling) A precise draw weight shot where a delivered stone comes to a stand-still against a stationary stone, making it nearly impossible to knock out.
- (finance) A block on pay rises
verb (freezes, freezing, froze or rarely frore, frozen or rarely froren)
- (intransitive) To drop to a temperature below zero degrees celsius, where water turns to ice.
- It didn't this winter, but last winter was very harsh.
- (context, intransitive, informal) To be very cold.
- It's freezing in here!
- (intransitive) Especially of a liquid, to become solid due to low temperature.
- The pond has frozen over.
- Vodka won't in there, but beer will.
- (transitive) To lower something's temperature to the point that it freezes or becomes hard.
- Don't meat twice.
- (intransitive) To become motionless.
- The squirrel froze when it saw the hawk overhead.
| | freezing |
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noun
- the change in state of a substance from liquid to solid on cooling
- the action of numbing with anesthetics
verb
- (present participle of, freeze)
adjective
- very cold
| | freezing rain |
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noun
- rain, Rain which freezes upon contact with the ground.
| | fresh |
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adjective (fresh, er)
- New or clean.
- He put on a fresh set of clothes.
- Of produce, not from storage.
- I had a fresh salad made from vegetables straight out of the garden.
- Refreshing or cool.
- What a nice fresh breeze.
- Without salt (especially of water).
- The islanders drank from a fresh water spring.
- Rude, cheeky, or inappropriate.
- No one liked his fresh comments.
- . Very clean, and Trendy looking garments, clothes, shoes, accessories">
- " Those clothes are Fresh, Those shoes are Fresh."
- (military) Rested and ready to engage with the enemy immediately.
| | frigid |
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adjective
- Very cold; lacking warmth; icy.
- Chilly in manner; lacking affection or zeal; impassive.
- Sexually unresponsive, especially of a woman.
| | front |
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noun
- The side or end of something that faces the direction it normally moves
- The side of a building with the building's main entrance
- (Military) an area where armies are engaged in conflict
- (context, meteorology) The interface or transition zone between two airmasses of different density. Since the temperature distribution is the most important regulator of atmospheric density, a front almost invariably separates airmasses of different temperature. Fronts receive their names from the movement of the air masses involved.
- (context, meteorology) An area where masses of warm and cold air meet, often resulting in precipitation.
- A person or institution acting as the public face of some other, covert group
- A major military subdivision of the Soviet Army.
- (Military) The lateral space occupied by an element measured from the extremity of one flank to the extremity of the other flank.
- (Military) The direction of the enemy.
- (Military) The line of contact of two opposing forces.
- (Military) When a combat situation does not exist or is not assumed, the direction toward which the command is faced.
verb
- To lead or be the spokesperson of a group.
- (intransitive) To provide money or financial assistance in advance.
- If you can't afford to buy it, I will you the money.
adjective
- Located at or near the front.
- The runner was thirty meters ahead of her nearest competitor.
- (context, phonetics) Of a vowel pronounced near the tip of the tongue.
| | frontal |
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noun
- A drapery covering the front of an altar.
- The faí§ade of a building.
adjective
- Of, relating to, directed toward, or situated at the front: a frontal attack.
- Anatomy
- Of or relating to the forehead or frontal bone.
- Of or relating to the frontal plane.
- Of or relating to a weather front.
| | frost |
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noun
- A cover of minute ice crystals on objects that are exposed to the air. Some of these are tree branches, plant stems, leaves, wires, poles, vehicles, rooftops, or aircraft skin. Frost is the same process by which dew is formed except that the temperature of the frosted object is below freezing. Frost can be light or heavy.
- 1748. David Hume. Enquiries concerning the human understanding and concerning the principles of moral. London: Oxford University Press, 1973. § 47.
- : It is more probable, in almost every country of Europe, that there will be sometime in January, than that the weather will continue open throughout that whole month ;
- The cold weather that would cause frost as in (1) to form.
verb
- To coat something (eg a cake) with white icing to resemble frost
- To anger or annoy
- I think the boss's decision frosted him, a bit.
| | funnel cloud |
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noun
- A tapering cloud descending from a larger storm cloud, indicating the presence of an intense vortex. A tornado is a funnel cloud which reaches the ground.
- When we saw the funnel cloud, we headed for the basement.
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