• WordNet 3.6
    • adv regrettably by bad luck "unfortunately it rained all day","alas, I cannot stay"
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Century Dictionary and Cyclopedia
    • regrettably With regret; regretfully.
    • ***


In literature:

We leave the reader to make his own comments on these too regrettable facts.
"My Recollections of Lord Byron" by Teresa Guiccioli
From which regrettable fact it will be seen that he was committing the sin of rash judgment.
"Antony Gray,--Gardener" by Leslie Moore
But in that year vandalism scored a regrettable triumph.
"Chronicles of Strathearn" by Various
This was regrettable, but natural.
"The Life of Gordon, Volume I" by Demetrius Charles Boulger
No view could be more faulty and regrettable.
"The Girl Wanted" by Nixon Waterman
Among these things there occurred another very regrettable incident.
"The Philippine Islands, 1493-1898" by Various
It is frankly said that the regrettable reverses of our fleet must be compensated on the land.
""Bethink Yourselves"" by Leo Tolstoi
Unemployment, hitherto not much worse than a regrettable inconvenience, became a calamity.
"Change in the Village" by (AKA George Bourne) George Sturt
Apart from errors, however, in what may be called legitimate piloting, there have been regrettable accidents due to trick or fancy flying.
"Learning to Fly" by Claude Grahame-White
His appearances in the newspapers have been rare and invariably regrettable.
"Hilaire Belloc" by C. Creighton Mandell

In news:

It was a regrettable decision.
Japan Calls China PBOC Chief Skipping IMF Meeting ' Regrettable .
Amar'e Stoudemire Had a Regrettable Twitter Exchange.
The actions of Potsdam Village Board in firing Timothy J O'Brien are regrettable .
The Futility of Scrubbing Your Website of Regrettable Stories.
Some find Common English Bible's Greek translations puzzling, regrettable .
Some find Common English Bible's Greek translations puzzling, regrettable .
Editorial: Regrettable decision on Defense of Marriage Act.
An Application to Help Scrub Those Regrettable Photos From Facebook.
A Regrettable 'Fix' on Health Care.
Skiing cut regrettable , necessary.
Chris Russo's Regrettable Voice-overs, Michael Kay's Dilemma, and Announcer Camp for Kids.
Notable deaths in arts, A to M. 'Halloween': Early this year, regrettably .
Regrettably , Black Thursday is here to stay.
And by avoiding these mistakes, you can make your dorm-room memories a little less regrettable.

In science:

Regrettably LEP produced no evidence whatsoever for the existence of such particles and their existence is expected to be confirmed or negated by the next generation of hadron colliders.
Prototype Graphs for radiative Corrections to Polarized Chargino or Neutralino Production in Electron-Positron Annihilation
Regrettably, the results presented here do not address the corresponding question for eigenvalues with overlapping eigenfunctions.
On the Joint Distribution of Energy Levels of Random Schroedinger Operators
Regrettably, the Science editors were strongly against posting this information and I had to drop the referee’s comments.
Comments on "Remeasuring the Double Helix"
This claim was made in but regrettably no proof was given there.
Reflecting random walk in fractal domains
Regrettably, at the present stage we are able to formulate the hypertheory of a fixed level only, being the final–level hypergauge condition imposed by hand.
On the multilevel generalization of the field--antifield formalism