What's the difference between regain and retain?

Regain


Definition:

  • (v. t.) To gain anew; to get again; to recover, as what has escaped or been lost; to reach again.

Example Sentences:

  • (1) A key way of regaining public trust will be reforming the system of remuneration as agreed by the G20.
  • (2) The patient presented in coma but regained full consciousness over the next six hours with supportive therapy.
  • (3) In Experiment 1 (summer), hens regained body weight more rapidly, returned to production faster, and had larger egg weights (Weeks 1 to 4) when fed the 16 or 13% CP molt diets than when fed the 10% CP molt diet.
  • (4) There are a few seats, such as South Dorset and Braintree, where the Liberal Democrats are in third place and a third party revival would help the Conservatives to regain the seats lost to Labour but they are outnumbered by vulnerable Tory marginals.
  • (5) Changes in mean portal venous and aortic blood glucose and lactate concentrations after an intragastric infusion of d-glucose to chronically catheterized rats (after regaining preoperative weight) were compared to those of acutely catheterized rats (1 h after catheter placement).
  • (6) These cells regained responsiveness to PDGF after an additional incubation period in PDGF-free medium.
  • (7) Obese women who regained weight after successful weight reduction (relapsers, n = 44); formerly obese, average-weight women who maintained weight loss (maintainers, n = 30); and women who had always remained at the same average, nonobese weight (control subjects, n = 34) were interviewed.
  • (8) Those around him assumed he was dead and he was put in a coffin, only to regain consciousness at the last moment.
  • (9) Microbial lipases exhibit a total cutoff in activity with as low a pressure as 2 MPa and a remarkable activity regain with depressurization.
  • (10) To study important epitopes on glycoprotein E2 of Sindbis virus, eight variants selected to be singly or multiply resistant to six neutralizing monoclonal antibodies reactive against E2, as well as four revertants which had regained sensitivity to neutralization, were sequenced throughout the E2 region.
  • (11) Doctors hope that injecting stem cells directly into the spine will help repair damaged nerve cells enough for paralysed people to regain some movement, but such treatments have yet to be tested in humans.
  • (12) The patient regained good movement at the interphalangeal joint of the thumb.
  • (13) One patient regained thermoregulatory sweat function and no patient's condition progressed to generalized autonomic failure.
  • (14) The process of recovery has three stages, in the first the patient is unconscious, in the second he or she regains full consciousness signified by the end of the period of post traumatic amnesia and continues to show evidence of rapid improvement in basic physical and mental functions.
  • (15) Upon dialysis to remove DTT from the reduced UK mixture, the disulfides reformed and enzymatic activity was regained.
  • (16) Despite intensive nutritional rehabilitation, patient did not regain the use of his lower limbs.
  • (17) A unique pattern for a carbohydrate antigen is displayed by cells of the primitive streak; antigenicity is lost with de-epithelialisation and ingression, but is regained in a pericellular distribution on the mesoderm cells that emerge from the primitive streak.
  • (18) Out of 10 patients, eight treated by early mobilization regained full shoulder function within 1 year.
  • (19) The aged erythrocytes incubated in a mixture of adenine and inosine markedly regained their ATP levels, and also showed a marked transformation from spiked spherocytes to normal discocytes.
  • (20) She wanted the department to give her reporters better access to Helmand province, where British troops were fighting and dying as they battled to regain control.

Retain


Definition:

  • (v. t.) To continue to hold; to keep in possession; not to lose, part with, or dismiss; to retrain from departure, escape, or the like.
  • (v. t.) To keep in pay; to employ by a preliminary fee paid; to hire; to engage; as, to retain a counselor.
  • (v. t.) To restrain; to prevent.
  • (v. i.) To belong; to pertain.
  • (v. i.) To keep; to continue; to remain.

Example Sentences:

  • (1) The femoral component, made of Tivanium with titanium mesh attached to it by a new process called diffusion bonding, retains superalloy fatigue strength characteristics.
  • (2) But RWE admitted it had often only been able to retain customers with expired contracts by offering them new deals with more favourable conditions.
  • (3) Their particular electrophoretic mobility was retained.
  • (4) The cis isomer was retained longer in liver, particularly in mitochondria, but had low retention in that portion of the endoplasmic reticulum isolated as the rough membrane fraction.
  • (5) Despite this alteration in subcellular distribution, the mutant polypeptide retained the ability to induce fibroblast transformation by several parameters, including the ability to display anchorage-independent growth.
  • (6) They retained the ability to make this discrimination when the coloured stimuli were placed against a background bright enough to saturate the rods.3.
  • (7) By adjustment to the swaying movements of the horse, the child feels how to retain straightening alignment, symmetry and balance.
  • (8) ITV retained its quasi-feudal structure until the 1990s.
  • (9) This "paradox of redistribution" was certainly observable in Britain, where Welfare retained its status as one of the 20th century's most exalted creations, even while those claiming benefits were treated with ever greater contempt.
  • (10) Ultraviolet difference spectrophotometry indicates that the inactivated enzyme retains its capacity for binding the nucleotide substrates whereas the spectral perturbation characteristic of 3-phosphoglycerate binding is abolished in the modified enzyme.
  • (11) In a newspaper interview last month, Shapps said the BBC needed to tackle what he said was a culture of secrecy, waste and unbalanced reporting if it hoped to retain the full £3.6bn raised by the licence fee after the current Royal Charter expires in 2016.
  • (12) The most serious complications following operative treatment are retained bile duct calculi (2.8%), wound infection and biliary fistulae.
  • (13) Bivalent F(ab')(2) also retains its insulin-like effects.
  • (14) In this study, a technique is described by which large obturators can be retained with an acrylic resin head plate.
  • (15) At the end of the dusting period those animals treated with normally charged dust had significantly more chrysotile retained in their lungs than animals exposed to discharged dust.
  • (16) The fact that the security service was in possession of and retained the copy tape until the early summer of 1985 and did not bring it to the attention of Mr Stalker is wholly reprehensible,” he wrote.
  • (17) Formula fed infants retained more nitrogen and gained weight faster.
  • (18) As an extension of the previous study which indicated that mesoglea is a primitive basement membrane which has retained some characteristics of interstitial extracellular matrix, the present study was undertaken to analyze the role of mesoglea components during head regeneration in Hydra vulgaris.
  • (19) The resulting cell lines have a stable phenotype and retain the changes which result from transformation even after extended passaging.
  • (20) Protein synthesis in cell-free extracts from resistant or susceptible bacteria was equally susceptible to inhibition by Cd(2+), but spheroplasts from resistant bacteria retained their resistance.