What's the difference between retain and sustain?

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.

Sustain


Definition:

  • (v. t.) To keep from falling; to bear; to uphold; to support; as, a foundation sustains the superstructure; a beast sustains a load; a rope sustains a weight.
  • (v. t.) Hence, to keep from sinking, as in despondence, or the like; to support.
  • (v. t.) To maintain; to keep alive; to support; to subsist; to nourish; as, provisions to sustain an army.
  • (v. t.) To aid, comfort, or relieve; to vindicate.
  • (v. t.) To endure without failing or yielding; to bear up under; as, to sustain defeat and disappointment.
  • (v. t.) To suffer; to bear; to undergo.
  • (v. t.) To allow the prosecution of; to admit as valid; to sanction; to continue; not to dismiss or abate; as, the court sustained the action or suit.
  • (v. t.) To prove; to establish by evidence; to corroborate or confirm; to be conclusive of; as, to sustain a charge, an accusation, or a proposition.
  • (n.) One who, or that which, upholds or sustains; a sustainer.

Example Sentences:

  • (1) In this study of ten consecutive patients sustaining molten metal injuries to the lower extremity who were treated with excision and grafting, treatment with compression Unna paste boot was compared with that with conventional dressing.
  • (2) Electrophysiologic studies are indicated in patients with sustained paroxysmal ventricular tachycardia, ventricular fibrillation or aborted sudden death.
  • (3) The study examined the sustained effects of methylphenidate on reading performance in a sample of 42 boys, aged 8 to 11, with attention deficit-hyperactivity disorder (ADHD).
  • (4) It is suggested that the rapid phase is due to clearance of peptides in the circulation which results in a fall to lower blood concentrations which are sustained by slow release of peptide from binding sites which act as a depot.
  • (5) Photograph: Guardian The research also compiled data covered by a wider definition of tax haven, including onshore jurisdictions such as the US state of Delaware – accused by the Cayman islands of playing "faster and looser" even than offshore jurisdictions – and the Republic of Ireland, which has come under sustained pressure from other EU states to reform its own low-tax, light-tough, regulatory environment.
  • (6) In order for the club to grow and sustain its ability to be a competitive force in the Premier League, the board has made a number of decisions which will strengthen the club, support the executive team, manager and his staff and enhance shareholder return.
  • (7) But if you want to sustain a long-term relationship, it's important to try to develop other erotic interests and skills, because most partners will expect and demand that.
  • (8) Hypnosis might be looked upon as a method by which an unscrupulous person could sustain such a state of powerlessness in a victim.
  • (9) Eight other children (20%) had normal or borderline elevation of CPK-MB fraction and EKG abnormalities combined with abnormal echocardiograms or radionuclide angiograms, and were considered to have sustained cardiac concussion.
  • (10) Communicating sustainability is a subtle attempt at doing good Read more And yet, in environmental terms it is infinitely preferable to prevent waste altogether, rather than recycle it.
  • (11) We found no statistically significant difference in one-year, biochemically validated, sustained cessation rates between the group offered the long-term follow-up visits (12.5%) and the group given the brief intervention (10.2%).
  • (12) The conversion of orotate to UMP, catalyzed by the enzymes of complex II, was increased at 3 days (+42%), a rise sustained to 14 days.
  • (13) Histamine (10(-6)-10(-4) M) induced concentration-dependent increases in tone and Ca2+i, but these responses were not sustained.
  • (14) Our studies have shown that infarcted dogs which exhibit inducible sustained ventricular tachycardia had late potentials and could be distinguished from those with no arrhythmias by the following QRS characteristics.
  • (15) These agents have been well-tolerated and generally produce a high incidence of sustained improvements in neutrophil counts and marrow morphology, although hemoglobin and platelet counts have generally not been altered.
  • (16) "I hope that he has the sleepless nights I have had for the past five weeks because my son sustained horrific injuries."
  • (17) The weakness was treated by intensive physical rehabilitation with complete and sustained recovery in all cases.
  • (18) For recreational runners who have sustained injuries, especially within the past year, a reduction in running to below 32 km per week is recommended.
  • (19) In the facial fractures, a large number of these patients also sustain a head injury.
  • (20) Chromatographic analysis of this radioactivity reveals that the octadecapeptide gives rise to much higher tissue levels of intact peptide and we believe that this acts as a depot and gives rise to the sustained blood concentrations and prolonged biological effects observed with this peptide.