What's the difference between pertain and retain?

Pertain


Definition:

  • (v. i.) To belong; to have connection with, or dependence on, something, as an appurtenance, attribute, etc.; to appertain; as, saltness pertains to the ocean; flowers pertain to plant life.
  • (v. i.) To have relation or reference to something.

Example Sentences:

  • (1) The main clinical features pertaining to the concept of the "psycho-organic syndrome" (POS) were investigated in a sample of children who suffered from severe craniocerebral trauma.
  • (2) testosterone, fentanyl, nicotine) may ultimately be administered in this way, important questions pertaining to pharmacology (tolerance), toxicity (irritation, sensitisation) and dose sufficiency (penetration enhancement) remain.
  • (3) Intoxications arising from therapeutic activities pertaining to this cult are of the same kind as those encountered in the practice of Modern Medicine.
  • (4) We conclude that the procedure used in this study is a non-intrusive intervention that is an extension of the current literature pertaining to sensory extinction.
  • (5) Utilizing standardized instruments, family and demographic predictors of general and problem-solving knowledge pertaining to diabetes were identified in 53 newly diagnosed children.
  • (6) This paper reviews the epidemiologic studies of petroleum workers published in the English language, focusing on research pertaining to the petroleum industry, rather than the broader petrochemical industry.
  • (7) We have attempted to provide an overview of the Food, Drug, and Cosmetic Act as it pertains to animal drugs and feed additives.
  • (8) While RT is regarded as a major treatment innovation in psychiatry, nonpsychiatrists are reluctant or unaware of the uses of antipsychotic medication as it pertains to RT.
  • (9) The specific problems addressed pertain to the storage and retrieval of historical information, physical signs and diagnosis.
  • (10) Little information is available pertaining to infectious morbidity in women with genital malignancy.
  • (11) Also, it is proposed that the latent content of the personal myth pertains to traumatic experiences and conflictual wishes related to either or both the oedipal and the pre-oedipal phase of development.
  • (12) Therefore, the plantar forces acting under the metatarsal heads of the 1st, 2nd and 5th rays and under the pads of the 1st and 2nd toes were measured during walking, so that with the aid of anthropometric information pertaining to the forefoot, reaction forces in the flexor tendons and in the joints could be estimated.
  • (13) This paper challenges the present policy on two grounds: consent from adults who donate kidneys is generally not informed, and therefore it is inconsistent to use the consent requirement as a justification for excluding children; and renal donation by adults can be seen as a procedure done for the benefit of the donor (as well as the recipient), and the appropriate rules for using children as donors should therefore be those pertaining to beneficial intrusions on nonconsenting subjects.
  • (14) The basic principles needed for understanding these syndromes are the same as those that pertain to adults; however, the etiologic factors are quite different.
  • (15) Rauschia gen. nov. (type species: R. triangularis) is created for species previously pertaining to Nematodirus parasite of Lagomorpha, and in which the synlophe, very complex, differs from the synlophe of the parasite of Ruminants.
  • (16) It has been argued that linguistic usage pertaining to female sexuality generally is the product of a patriarchal value structure and, as such, reflects patriarchal prejudices about female sexuality.
  • (17) In both non-aligned and head-aligned modes, subject instructions pertaining to the second target light concerned only gaze; there was no requisite head position.
  • (18) A systematic study including morphologic, histologic, pathologic aspects of dens evaginatus was carried out and data were compared with those given in previous reports pertaining to dens evaginatus in other Asian countries.
  • (19) Population demographics and data pertaining to visits to other emergency departments were obtained.
  • (20) The averaged anesthetized alignment pertained to the whole group of 6.2 prism diopters of esotropia, which correlated poorly with the preoperative deviation.

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.