What's the difference between keen and sharp?

Keen


Definition:

  • (superl.) Sharp; having a fine edge or point; as, a keen razor, or a razor with a keen edge.
  • (superl.) Acute of mind; sharp; penetrating; having or expressing mental acuteness; as, a man of keen understanding; a keen look; keen features.
  • (superl.) Bitter; piercing; acrimonious; cutting; stinging; severe; as, keen satire or sarcasm.
  • (superl.) Piercing; penetrating; cutting; sharp; -- applied to cold, wind, etc, ; as, a keen wind; the cold is very keen.
  • (superl.) Eager; vehement; fierce; as, a keen appetite.
  • (v. t.) To sharpen; to make cold.
  • (n.) A prolonged wail for a deceased person. Cf. Coranach.
  • (v. i.) To wail as a keener does.

Example Sentences:

  • (1) That the BBC has probably not been as vulnerable since the 1980s is also true – not least because the enemies of impartiality are more powerful, and the BBC's competitors (maimed after a year's exposure of their own behaviour in the Leveson inquiry ) are keen to wreck it.
  • (2) It has me as a listener and I am keen as well on sciences, arts, geography, history and politics, and I belong to two campaigns in Brighton and Chichester against privatisation of the NHS, and with some successes.
  • (3) Theresa May to visit India in signal of trading priorities post-Brexit Read more Cable said India had been keen to expand “ Mode 4 ” market access: the ability to bring in staff – Indian IT experts, for example – as part of trading in services.
  • (4) As corruption consistently ranks as a top concern for Spaniards, second only to unemployment, and with an eye on upcoming municipal and regional elections in the spring, Spain’s political parties have been keen to appear as if they are tackling the issue.
  • (5) He is understood to be keen to remain in the London area.
  • (6) The tech workers are mostly well-paid and keen to live downtown.
  • (7) Some Labour MPs, such as Frank Field and David Miliband, are keen on primaries.
  • (8) Professor Androsov was extremely hospitable and showed a keen interest in the freer exchange of knowledge between American and Soviet surgeons.
  • (9) The government, too, is keen to strike a conciliatory note, at least compared with the strident tones of the Iron Lady's day.
  • (10) Photograph: Peter Beaumont for the Guardian For his part the leader of Hadash, the veteran socialist party in Israel that emphasises Arab-Jewish cooperation, Odeh has now attracted a political star status most obvious on the stump in Lod on Wednesday in the repeated cries of “Ayman!” by shopkeepers and passersby keen to shake his hand or be photographed with him.
  • (11) This seemed contradictory for a government keen on getting people out of their cars, and given that at the time the Treasury finances were relatively healthy.
  • (12) Palaszczuk said she was keen to use her first attendance at a Coag meeting to push for the federal government to “accelerate some of their money towards the states” for the national disability insurance scheme.
  • (13) Even more striking is the stance being adopted by Hagan and her Democratic supporters, who have been as keen to discuss social issues as the Republicans have been to avoid them.
  • (14) Britain's estate agents today report a surge in the number of properties for sale amid signs jittery vendors are keen to strike a deal before next month's general election.
  • (15) It is a game to spend two hours together and enjoy our time together and say: ‘I was happy.’” Guardiola, who will be joined by the former Arsenal and Everton midfielder Mikel Arteta on his coaching staff , is keen to promote players from City’s junior ranks.
  • (16) May is thought to have been keen to examine more closely the role of Chinese companies in the project amid concerns about the impact on national security and despite her predecessor David Cameron’s strong support for Hinkley .
  • (17) Ian Livingstone is not all that keen on being photographed near the life-sized model of Lara Croft in his study – even though he was largely responsible for launching her on the world nearly 20 years ago, and the heroine of the Tomb Raider video games, comics and films helped to make his fortune.
  • (18) We were very keen to preserve the silhouette of the Leadenhall building [Cheesegrater],” says Richards.
  • (19) The Russians are also keen on it.” A Trump adviser confirmed the president-elect’s intention to meet Putin very soon and said that Reykjavik was under active consideration.
  • (20) At the same time, he is keen to do everything in his power to help Palace pick up three crucial points, right down to giving Pulis chapter and verse on the Cardiff players he knows inside out.

Sharp


Definition:

  • (superl.) Having a very thin edge or fine point; of a nature to cut or pierce easily; not blunt or dull; keen.
  • (superl.) Terminating in a point or edge; not obtuse or rounded; somewhat pointed or edged; peaked or ridged; as, a sharp hill; sharp features.
  • (superl.) Affecting the sense as if pointed or cutting, keen, penetrating, acute: to the taste or smell, pungent, acid, sour, as ammonia has a sharp taste and odor; to the hearing, piercing, shrill, as a sharp sound or voice; to the eye, instantaneously brilliant, dazzling, as a sharp flash.
  • (superl.) High in pitch; acute; as, a sharp note or tone.
  • (superl.) Raised a semitone in pitch; as, C sharp (C/), which is a half step, or semitone, higher than C.
  • (superl.) So high as to be out of tune, or above true pitch; as, the tone is sharp; that instrument is sharp. Opposed in all these senses to flat.
  • (superl.) Very trying to the feelings; piercing; keen; severe; painful; distressing; as, sharp pain, weather; a sharp and frosty air.
  • (superl.) Cutting in language or import; biting; sarcastic; cruel; harsh; rigorous; severe; as, a sharp rebuke.
  • (superl.) Of keen perception; quick to discern or distinguish; having nice discrimination; acute; penetrating; sagacious; clever; as, a sharp eye; sharp sight, hearing, or judgment.
  • (superl.) Eager in pursuit; keen in quest; impatient for gratification; keen; as, a sharp appetite.
  • (superl.) Fierce; ardent; fiery; violent; impetuous.
  • (superl.) Keenly or unduly attentive to one's own interest; close and exact in dealing; shrewd; as, a sharp dealer; a sharp customer.
  • (superl.) Composed of hard, angular grains; gritty; as, sharp sand.
  • (superl.) Steep; precipitous; abrupt; as, a sharp ascent or descent; a sharp turn or curve.
  • (superl.) Uttered in a whisper, or with the breath alone, without voice, as certain consonants, such as p, k, t, f; surd; nonvocal; aspirated.
  • (adv.) To a point or edge; piercingly; eagerly; sharply.
  • (adv.) Precisely; exactly; as, we shall start at ten o'clock sharp.
  • (n.) A sharp tool or weapon.
  • (n.) The character [/] used to indicate that the note before which it is placed is to be raised a half step, or semitone, in pitch.
  • (n.) A sharp tone or note.
  • (n.) A portion of a stream where the water runs very rapidly.
  • (n.) A sewing needle having a very slender point; a needle of the most pointed of the three grades, blunts, betweens, and sharps.
  • (n.) Same as Middlings, 1.
  • (n.) An expert.
  • (v. t.) To sharpen.
  • (v. t.) To raise above the proper pitch; to elevate the tone of; especially, to raise a half step, or semitone, above the natural tone.
  • (v. i.) To play tricks in bargaining; to act the sharper.
  • (v. i.) To sing above the proper pitch.

Example Sentences:

  • (1) Basal 20 alpha DHP levels remained low until a sharp rise at mid pro-oestrus.
  • (2) Whole-virus vaccines prepared by Merck Sharp and Dohme (West Point, Pa.) and Merrell-National Laboratories (Cincinnati, Ohio) and subunit vaccines prepared by Parke, Davis and Company (Detroit, Mich.) and Wyeth Laboratories (Philadelphia, Pa.) were given intramuscularly in concentrations of 800, 400, or 200 chick cell-agglutinating units per dose.
  • (3) Gonadectomy of females was accompanied by changes in the activity of individual HAS links in different direction--some reduction of ACTH in the hypophysis, a sharp and significant fall of the peripheral blood glucocorticoid level and a marked significant elevation of hydrococortisone production in the adrenal cortex in vitro.
  • (4) The University of the Arts London and Sunderland, Sheffield Hallam, Manchester Met and Leeds Met university have also experienced sharp declines in applications.
  • (5) A sharp decrease in oxygen uptake occurred in Neurospora crassa cells that were transferred from 30 degrees C to 45 degrees C, and the respiration that resumed later at 45 degrees C was cyanide-insensitive.
  • (6) In contrast to findings in the rat and dog, no sharp drop but a gradual fall in CLi was observed at decreasing FENa values down to 0.02%.
  • (7) A more specific differentiation, as indicated by the sharp increase in GAD levels which was concurrent with an increase in interneuronal contacts, lagged behind the initial growth.
  • (8) It appears that the decline in plasma IGF-I lags considerably behind the sharp fall in plasma GH levels and expression of hepatic IGF-I mRNA.
  • (9) Supplementation of Mg resulted in a sharp increase in serum PTH level with a rapid disappearance of the dissociation between the two immunoassays of PTH.
  • (10) A.CA animals were extremely susceptible, showing a sharp and sustained increase in parasitemia starting on day 12, followed by death no later than day 15 post-inoculation.
  • (11) There was a sharp transition with actin nearly saturated with S1: when the S1 to actin ratio was low, the kinetics were fast (K1 greater than 300 microM, k2 greater than 40 s-1); when it was high, they were slow (K1 = 14 microM, k2 = 2 s-1).
  • (12) Low calcium causes an increase in optimum frequency, a decrease in current threshold, and an increase in sharpness of tuning in both real axons and axons computed according to the Hodgkin-Huxley formulation; high calcium causes opposite effects.
  • (13) The Tea Party movement has turned climate denial into a litmus test of conservative credentials – and that has made climate change one of the most sharp divisions between Obama and Romney.
  • (14) The presence in lamprey kidney of a loop which is similar to Henle's loop in mammals and birds indicates that the development of the system of osmotic concentration conditioned by the formation in the kidney of the medulla and from a sharp increase in renal arterial blood supply.
  • (15) There is no longer a sharp dividing line between working and rentiering.
  • (16) We are going to see a sharp fall unless sellers hold the sector up by making aggressive offers.
  • (17) A sharp increase in the intensity of lipids biochemiluminiscence and decrease in the tissue homogenates biochemiluminiscence were observed during the period of progressive tumour growth on the 6-8 days following introduction of the virus.
  • (18) By no means is this a new theme, but it has taken on an added sharpness and urgency after the conferences.
  • (19) The blood lymphocytes were small with scanty cytoplasm, densely condensed nuclear chromatin, and deep clefts originating in sharp angles from the nuclear surface.
  • (20) In sharp contrast, the coverage provided by the various mainstream news channels and newspapers not only seems – with some exceptions – unresponsive and stilted, but often non-existent.