What's the difference between chipper and chopper?

Chipper


Definition:

  • (v. i.) To chirp or chirrup.
  • (a.) Lively; cheerful; talkative.

Example Sentences:

  • (1) The transition from the Chipper Jones era to the Upton era is going less than smoothly – Justin, who still has a ways to go to reach his full capabilities, looks like Babe Ruth compared to BJ, who is hitting .179.
  • (2) Chippers did not seem to be compensating; their cotinine values equaled those expected when regular smokers were not compensating for reduced cigarette availability.
  • (3) This study explores the behavior of tobacco "chippers"--very light smokers who regularly use tobacco without developing dependence.
  • (4) Chippers' blood nicotine levels increased significantly, in amounts equaling those of dependent smokers.
  • (5) Out of the 15 chippers examined, 5 presented vibration-induced white finger syndrome.
  • (6) Blood samples were obtained before and after 10 chippers (smoking up to 5 cigarettes per day) and 12 dependent smokers (20 to 40 cigarettes per day) smoked a cigarette.
  • (7) But I am a little taken aback by how chipper he is.
  • (8) In contrast to the deprivation and destitution that can result from sanctioning, the fictional Zac and Sarah, with their beatific expressions beaming out from leaflets, are eerily chipper.
  • (9) chippers 17 July 2013 9:26am This comment has been chosen by Guardian staff because it contributes to the debate As a teacher (and a parent) I find this incredibly depressing.
  • (10) However, the digital artery flow rates of the severe VWF group increased substantially (to about three times the resting level) after the chipping episode, whereas the flow rates of the novices and the non-VWF chippers did not change appreciably.
  • (11) Danny Boyle's Slumdog Millionaire showed us chipper orphans in a development porn-esque version of India; much of the media westerners encounter of the global south is produced by white people, for white eyes, featuring white voices .
  • (12) Despite higher air lead concentrations, sanders' blood lead levels were not elevated compared with chippers and were only slightly elevated compared with non-lead workers.
  • (13) An associate at the meeting described him as seeming "quite low" and "not as ebulliant and chipper as usual".
  • (14) I think in some ways she represented his sanctuary.” She speaks in a chipper, chatty manner, much like Mrs Booth, but in tones crisper than the character’s soft burr.
  • (15) For 1,028 male workers (705 riveters, 284 chippers, and 39 grinders), the prevalence rate of the syndrome was 13.4% and for a reference group of 256 workers it was 1.6%.
  • (16) This finding, when coupled with other data about chippers' smoking patterns and nicotine absorption, establish that chippers cannot maintain substantial plasma nicotine levels between cigarettes, and thus suggest that attempts to maintain minimal trough levels of nicotine do not underlie chippers' smoking.
  • (17) Assays of cotinine (a long-lasting nicotine metabolite) also suggested that chippers' per-cigarette nicotine absorption equaled that of dependent smokers.
  • (18) He is also the only sound editor the Coen Brothers work with, which means that he is the person responsible for that gnarly wood chipper noise in Fargo, the peel of wallpaper in Barton Fink, the resonance of The Dude’s bowling ball in The Big Lebowski and the absolutely chilling crinkle of Javier Bardem’s gum wrapper in No Country for Old Men.
  • (19) There were puppies and cookies, and while it was cute and chipper, it was immediately forgettable.
  • (20) Indeed, when asked about Congress, Bernanke adopted the chipper tone of a wife who knows her husband will never pick up his socks and has just accepted the task.

Chopper


Definition:

  • (n.) One who, or that which, chops.

Example Sentences:

  • (1) They are characterized by primary-like and chopper discharge patterns.
  • (2) Inbred strain ACI rats of both sexes were divided into 4 groups; Group 1 received a diet containing the unprocessed bracken dried at a room temperature of below 30 degrees, Group 2 received a diet containing bracken dried at 70 approximately 90 degrees with a hot, forced draft, and Group 3 received the diet containing processed bracken that had been minced to a paste-like consistency using a mechanical chopper.
  • (3) Outside, there’s no sign of life except one bearded oaf on a chopper and a kid at the back door, holding a picture of Hot Fuss-era Brandon Flowers , praying for a brief encounter.
  • (4) In INLL and VNLLm, response patterns are about equally distributed between tonic, chopping, and phasic; there are no single-spike constant-latency responses of the type seen in VNLLc, although some choppers and pausers do respond with constant first-spike latency.
  • (5) Compared to available filter wheel and chopper devices, the rapid scan monochromator has advantages of rapid and software-selectable wavelength control, excellent optical alignment, small size, and low cost.
  • (6) For 'chopper' units, however, it was possible to record sustained depolarizations accompaneid by spikes that lasted as long as the tone burst.
  • (7) Outside of the body are the main battery, the chopper and the primary of the energy transmission.
  • (8) Five major PST response type classes are used: chopper, primary-like, onset, onset-C, and unusual.
  • (9) Most lateral superior olivary (LSO) units were inhibited by contralateral stimulation, were narrowly tuned, produced low to high levels of maximum output, had short latencies, and produced regular discharge patterns characterized by chopper PST histograms with narrow initial peaks.
  • (10) Earlier reports said opposition fighters shot dead two pilots after they ejected themselves after their chopper was hit.
  • (11) The technique employs two phase-locked mechanical choppers and a slow-scan scientific CCD camera attached to a normal fluorescence microscope.
  • (12) The observations suggest that PVCN choppers can encode pure-tone frequency in a spatial profile more accurately than HSR or LMSR AN fibers.
  • (13) The effects of OFF-BF input (either alone or presented simultaneously with a BF tone in a two-tone stimulus) on the response patterns of choppers may include not only rate inhibition but changes in the discharge regularity and the temporal adaptation properties of the spike trains.
  • (14) Unit discharges were classified as laryngeal motoneuron activity according to their correlation with the time course (onset and end) of echolocation calls and their discharge rate as: Pre-off-tonic, pre-off-phasic, off-pauser, off-tonic, on-chopper, on-tonic, prior-tonic and inhibitory (Fig.
  • (15) Either way, seconds later the chopper is gone, skimming over the water towards the next village-island.
  • (16) I remember building a Chopper-style bike out of a smaller racer with a tiny wheel on the front.
  • (17) "Transiently adapting" choppers undergo a very rapid (less than 10 ms) decrease in instantaneous rate accompanied by a sharp increase in discharge irregularity.
  • (18) The most ancient evidence of toolmaking by early humans and their relatives dates to 2.6m years ago and includes simple pebble-choppers for hacking and crushing.
  • (19) To minimize electronic noise and drift for detection of very small SPR signals, a mechanical light chopper was used for gated-signal detection, and a pulse height analyzer for noise rejection.
  • (20) We present a specific point process model that describes the scaling process and successfully replicates the observed responses to monaural and binaural stimulation of the three types of LSO units: slow choppers, fast choppers, and bimodal units.