• the Rapids of The Nile at Semneh, and The Two Fortresses Built by Usirtasen Iii
    the Rapids of The Nile at Semneh, and The Two Fortresses Built by Usirtasen Iii
  • WordNet 3.6
    • n rapidity a rate that is rapid
    • ***

Additional illustrations & photos:

"A gorgeous palanquin was borne rapidly past." "A gorgeous palanquin was borne rapidly past."
"The pursuer was approaching them rapidly." "The pursuer was approaching them rapidly."
Aiming rapid fire gun Aiming rapid fire gun
Rapids of the Reuss Rapids of the Reuss

Webster's Revised Unabridged Dictionary
  • Interesting fact: The largest cereal company in the world is Quaker Oats, located in Cedar Rapids, Iowa, USA
    • n Rapidity The quality or state of being rapid; swiftness; celerity; velocity; as, the rapidity of a current; rapidity of speech; rapidity of growth or improvement.
    • ***
Century Dictionary and Cyclopedia
  • Interesting fact: Grand Rapids, Michigan was the first city in the US to put fluoride in their water.
    • n rapidity The state or property of being rapid; celerity of motion or action; quickness of performance or execution; fast rate of progress or advance.
    • n rapidity Synonyms Speed, Swiftness, etc. (see quickness), haste, expedition, despatch.
    • ***
Chambers's Twentieth Century Dictionary
  • Interesting fact: The rapid rate of expansion of gas is what gives steam its power. One volume of water, at normal atmospheric pressure and at the boiling point, yields 1,670 volume of steam.
    • n Rapidity quickness of motion or utterance: swiftness: velocity
    • ***


  • Dr. Howard Murphy
    Dr. Howard Murphy
    “It is impossible to walk rapidly and be unhappy.”
  • James T. Mccay
    James T. Mccay
    “What is important is not to be able to read rapidly, but to be able to decide what not to read.”
  • Joe Bamford
    Joe Bamford
    “Frankly, I don't want to see a rapid upturn. I want it to hold until some of these idiotic competitors go bust.”
  • J. Paul Getty
    “In times of rapid change, experience could be your worst enemy.”
  • George Washington
    “Liberty, when it begins to take root, is a plant of rapid growth.”
  • Publius Cornelius Tacitus
    “All bodies are slow in growth but rapid in decay.”


Webster's Revised Unabridged Dictionary
L. rapiditas,: cf. F. rapidité,
Chambers's Twentieth Century Dictionary
Fr. rapide—L. rapidusrapĕre, to seize.


In literature:

The brig was driving rapidly towards them.
"Peter Trawl" by W. H. G. Kingston
She was then made fast to the stern of the gig, and rapidly towed up to the ship.
"Mark Seaworth" by William H.G. Kingston
So rapidly did the snow come down that in a few moments it was several inches deep.
"Snow Shoes and Canoes" by William H. G. Kingston
Swallowing the fish, the bird rapidly ascended, to be ready for another pounce on its prey.
"The South Sea Whaler" by W.H.G. Kingston
Night was coming rapidly on.
"True Blue" by W.H.G. Kingston
The man, who was evidently a good swimmer, and had been trusting to this for escape, was striking out at a rapid rate for the shore.
"Twice Lost" by W.H.G. Kingston
It was a wonder how he could get aloft as rapidly as he did; but no man stepped more lightly along the decks.
"My First Voyage to Southern Seas" by W.H.G. Kingston
The wind and sea were now rapidly rising.
"Will Weatherhelm" by W.H.G. Kingston
Be this as it may, the ship went rapidly astern, the operator did not or could not reel off rapidly enough, and the wires broke.
"The Gulf and Inland Waters" by A. T. Mahan
Our progress in Hill River was slow and tedious, owing to the number of rapids encountered on the way.
"Hudson Bay" by R.M. Ballantyne

In poetry:

We meet to celebrate a day,
Which people seldom see;
Time flies so rapidly away
'Tis like a dream to me;
"Dear Friends And Neighbors" by David John Scott
That time flies rapidly along,
And hurries us away,
Has been the theme of many a song,
And it is mine to-day.
"My Schoolboy Days" by David John Scott
'O, I see a poor moth burning
In the candle-flame,' said she,
'Its wings and legs are turning
To a cinder rapidly.'
"The Moth-Signal (On Egdon Heath)" by Thomas Hardy
Where a river roars in rapids
And doves in maples fret,
Where peace has decked the pastures
Our guardian angels met.
"Our Guardian Angels And Their Children" by Vachel Lindsay
And Trent, too, loiters by the way,
As journeying to the main;
My streams rush onward rapidly,
The briny gulph to gain.
"Lines, Written In The Travellers' Room, Wolseley Arms Inn" by Samuel Bamford
The rapid and abrupt descent,
The stain'd and ruffled plume,
Would seem as if they were not meant
Their ardour to resume.
"Vignette - I" by Matilda Betham

In news:

This includes the "Dirty Bastard " bottles brewed by Founders Brewing Company in Grand Rapids.
Scarlett Begonia has rapidly become an S.B.
And when the military consumes 22 gallons of fuel, per soldier, per day, those costs rapidly add up.
View full size Jim McIsaac/Getty Images for New York Red Bulls Thierry Henry celebrates his second goal in the Red Bulls' win over the Colorado Rapids on Sunday in their home opener at Red Bull Arena in Harrison.
Katy Batdorff The Grand Rapids Press Jerry and Rosie Douthett play with their terrier, Kiko, at their home in Rockford on Sunday.
Rock Rapids, Iowa — The city of Rock Rapids is about to double its recreational trail length .
Grand Rapids Press File Photo Attorney Nyal Deems stands on the Varnum deck at Bridgewater Place with downtown Grand Rapids.
Audry Marcella Poppe, age 92 of Rapid City, formerly of Murdo, died Friday, March 11, 2011, at Fountain Springs Health Care Nursing Home in Rapid City.
GRAND RAPIDS, MI – When it comes to happy marriages, Grand Rapids ranks in in the nation's Top 10, according to RealAge.com, a website that focuses on health and well-being.
Enlarge Katy Batdorff The Grand Rapids Press Grand Rapids resident and ArtPrize winner Chris LaPorte draws a caricature in his art studio.
CEDAR RAPIDS, Iowa – The Cedar Rapids RoughRiders have placed goaltender Stephen Michalek on their protected list.
California rockers Papa Roach have canceled their Grand Rapids appearance tonight (August 21) at the Rockstar Energy Drink Uproar Festival, part of Rock The Rapids in downtown Grand Rapids.
Greg Winter of Cedar Rapids, from AccuSpec Inc in Cedar Rapids works on putting a pipe into place for a radon reduction system in a home in southwest Cedar Rapids in January 2005.
The remaining six percent of rides were given under The Rapid 's contracted services with Grand Valley State University, Grand Rapids Community College and the DASH service.

In science:

In the case of rapidly decaying correlations σ(p) ∈ L1 (R ) so that the variations of the jump process are therefore bounded by O(1−s ) for all sc , that is why we cannot observe wave decoherence phenomena in rapidly decorrelating random media for any sc > 0.
Wave Decoherence for the Random Schroedinger Equation with Long-Range Correlations
In other words, the radiative transfer equation (33) is valid in the two case, slowly and rapidly decaying correlations in time, that is R dpσ(p) < +∞, the radiative transfer equation (33) has rapidly decaying correlations in time (see (18)).
Wave Decoherence for the Random Schroedinger Equation with Long-Range Correlations
The rapid rotation also leads to a higher level of uncertainty in our radial velocity measurements for these extremely rapidly rotating sources.
Rotational Velocities of Individual Components in Very Low Mass Binaries
We denote by Y the rapidity of the matter behind the shock, and by y the rapidity of the shock itself.
Shocks in Quark-Gluon Plasmas
Shifting all rapidities by −y , one get inflowing matter with the rapidity Y −y and for out floating matter the rapidity is y .
Shocks in Quark-Gluon Plasmas