What's the difference between part and role?

Part


Definition:

  • (n.) One of the portions, equal or unequal, into which anything is divided, or regarded as divided; something less than a whole; a number, quantity, mass, or the like, regarded as going to make up, with others, a larger number, quantity, mass, etc., whether actually separate or not; a piece; a fragment; a fraction; a division; a member; a constituent.
  • (n.) An equal constituent portion; one of several or many like quantities, numbers, etc., into which anything is divided, or of which it is composed; proportional division or ingredient.
  • (n.) A constituent portion of a living or spiritual whole; a member; an organ; an essential element.
  • (n.) A constituent of character or capacity; quality; faculty; talent; -- usually in the plural with a collective sense.
  • (n.) Quarter; region; district; -- usually in the plural.
  • (n.) Such portion of any quantity, as when taken a certain number of times, will exactly make that quantity; as, 3 is a part of 12; -- the opposite of multiple. Also, a line or other element of a geometrical figure.
  • (n.) That which belongs to one, or which is assumed by one, or which falls to one, in a division or apportionment; share; portion; lot; interest; concern; duty; office.
  • (n.) One of the opposing parties or sides in a conflict or a controversy; a faction.
  • (n.) A particular character in a drama or a play; an assumed personification; also, the language, actions, and influence of a character or an actor in a play; or, figuratively, in real life. See To act a part, under Act.
  • (n.) One of the different melodies of a concerted composition, which heard in union compose its harmony; also, the music for each voice or instrument; as, the treble, tenor, or bass part; the violin part, etc.
  • (n.) To divide; to separate into distinct parts; to break into two or more parts or pieces; to sever.
  • (n.) To divide into shares; to divide and distribute; to allot; to apportion; to share.
  • (n.) To separate or disunite; to cause to go apart; to remove from contact or contiguity; to sunder.
  • (n.) Hence: To hold apart; to stand between; to intervene betwixt, as combatants.
  • (n.) To separate by a process of extraction, elimination, or secretion; as, to part gold from silver.
  • (n.) To leave; to quit.
  • (v. i.) To be broken or divided into parts or pieces; to break; to become separated; to go asunder; as, rope parts; his hair parts in the middle.
  • (v. i.) To go away; to depart; to take leave; to quit each other; hence, to die; -- often with from.
  • (v. i.) To perform an act of parting; to relinquish a connection of any kind; -- followed by with or from.
  • (v. i.) To have a part or share; to partake.
  • (adv.) Partly; in a measure.

Example Sentences:

  • (1) We used the polymerase chain reaction (PCR) to amplify the breakpoint area of alpha-thalassemia-1 of Southeast Asia type and several parts of the alpha-globin gene cluster to make a differential diagnosis between alpha-thalassemia-1 and Hb Bart's hydrops fetalis.
  • (2) We attribute this in part to early diagnosis by computed tomography (CT), but a contributory factor may be earlier referrals from country centres to a paediatric trauma centre and rapid transfer, by air or road, by medical retrieval teams.
  • (3) The process of sequence rearrangement appears to be a significant part of the evolution of the genome and may have a much greater effect on the evolution of the phenotype than sequence alteration by base substitution.
  • (4) These results show that the pathogenic phenotypes of MCF viruses are dissociable from the thymotropic phenotype and depend, at least in part, upon the enhancer sequences.
  • (5) However, medicines have an important part to play, and it is now generally agreed that for the very poor populations medicines should be restricted to those on an 'essential drugs list' and should be made available as cheaply as possible.
  • (6) Because cystine in medium was converted rapidly to cysteine and cysteinyl-NAC in the presence of NAC and given that cysteine has a higher affinity for uptake by EC than cystine, we conclude that the enhanced uptake of radioactivity was in the form of cysteine and at least part of the stimulatory effect of NAC on EC glutathione was due to a formation of cysteine by a mixed disulfide reaction of NAC with cystine similar to that previously reported for Chinese hamster ovarian cells (R. D. Issels et al.
  • (7) At operation, the tumour was identified and excised with part of the aneurysmal wall.
  • (8) However, ticks, which failed to finish their feeding and represent a disproportionately great part of the whole parasite's population, die together with them and the parasitic system quickly restores its stability.
  • (9) Muscle weakness and atrophy were most marked in the distal parts of the legs, especially in the gastrocnemius and soleus muscles, and then spread to the thighs and gluteal muscles.
  • (10) Despite of the increasing diagnostic importance of the direct determination of the parathormone which is at first available only in special institutions in these cases methodical problems play a less important part than the still not infrequent appearing misunderstanding of the adequate basic disease.
  • (11) This modulation results from repetitive, alternating bursts of excitatory and inhibitory postsynaptic potentials, which are caused at least in part by synaptic feedback to the command neurons from identified classes of neurons in the feeding network.
  • (12) Results show diet, self-control and parts of insulin-therapy to be problematic treatment components.
  • (13) Further analysis with two other synthetic peptides (212Cys to 222Glu and Cys X 221Ile to 236Glu) indicated that the dodecapeptide Ile-Glu-Phe-Gln-Lys-Asn-Asn-Arg-Leu-Leu-Glu mimicked either the whole or a major part of the neutralization epitope.
  • (14) Schneiderlin, valued at an improbable £27m, and the currently injured Jay Rodriguez are wanted by their former manager Mauricio Pochettino at Spurs, but the chairman Ralph Krueger has apparently called a halt to any more outgoings, saying: “They are part of the core that we have decided to keep at Southampton.” He added: “Jay Rodriguez and Morgan Schneiderlin are not for sale and they will be a part of our club as we enter the new season.” The new manager Ronald Koeman has begun rebuilding by bringing in Dusan Tadic and Graziano Pellè from the Dutch league and Krueger said: “We will have players coming in, we will make transfers to strengthen the squad.
  • (15) Patrice Evra Evra Handed a five-match international ban for his part in the France squad’s mutiny against Raymond Domenech at the 2010 World Cup, it took Evra almost a year to force his way back in.
  • (16) The dramas are part of the BBC2 controller Janice Hadlow's plans for her "unashamedly intelligent" channel over the coming months.
  • (17) The method is based on two-dimensional scanning photon absorptiometry on the distal part of the forearm.
  • (18) McDonald said cutting better deals with suppliers and improving efficiency as well as raising some prices had only partly offset the impact of sterling’s fall against the dollar.
  • (19) A strong block to the elongation of nascent RNA transcripts by RNA polymerase II occurs in the 5' part of the mammalian c-fos proto-oncogene.
  • (20) Anytime they feel parts of the Basic Law are not up to their current standards of political correctness, they will change it and tell Hong Kong courts to obey.

Role


Definition:

  • (n.) A part, or character, performed by an actor in a drama; hence, a part of function taken or assumed by any one; as, he has now taken the role of philanthropist.

Example Sentences:

  • (1) The role of the family practitioner in antenatal care is discussed.
  • (2) The high amino acid levels in the cells suggest that these cells act as inter-organ transporters and reservoirs of amino acids, they have a different role in their handling and metabolism from those of mammals.
  • (3) These results demonstrate that increased availability of galactose, a high-affinity substrate for the enzyme, leads to increased aldose reductase messenger RNA, which suggests a role for aldose reductase in sugar metabolism in the lens.
  • (4) In this study, the role of psychological make-up was assessed as a risk factor in the etiology of vasospasm in variant angina (VA) using the Cornell Medical Index (CMI).
  • (5) The role of Ca2+ in cell agglutination may be either to activate the cell-surface dextran receptor or to form specific intercellular Ca2+ bridges.
  • (6) The role of whole Mycobacteria, mycobacterial cell walls and waxes D as immunostimulants was well established many years ago.
  • (7) We have investigated a physiological role of endogenous insulin on exocrine pancreatic secretion stimulated by a liquid meal as well as exogenous secretin and cholecystokinin octapeptide (CCK-8) in conscious rats.
  • (8) The data indicate that ebselen is likely to be useful in the therapy of inflammatory conditions in which reactive oxygen species, such as peroxides, play an aetiological role.
  • (9) We have examined the insertion of bovine 17 alpha-hydroxylase (P45017 alpha) into the endoplasmic reticulum of COS 1 cells to evaluate the functional role of its hydrophobic amino-terminal sequence and membrane insertion.
  • (10) Although solely nociresponsive neurons are clearly likely to fill a role in the processing and signalling of pain in the conscious central nervous system, the way in which such useful specificity could be conveyed by multireceptive neurons is difficult to appreciate.
  • (11) gamma-Aminobutyric acid (GABA) and glutamate release from the treated side was higher than the control value during the first 2-3 h, a result indicating an important role of glial cells in the inactivation of released transmitter.
  • (12) Although antihistamines are widely used for symptomatic treatment of seasonal (allergic) rhinitis, the role of histamines in the pathogenesis of infectious rhinitis is not clear.
  • (13) Because many wnt genes are also expressed in the lung, we have examined whether the wnt family member wnt-2 (irp) plays a role in lung development.
  • (14) As prolongation of the action potential by TEA facilitates preferentially the hormone release evoked by low (ineffective) frequencies, it is suggested that a frequency-dependent broadening of action potentials which reportedly occurs on neurosecretory neurones may play an important role in the frequency-dependent facilitation of hormone release from the rat neurohypophysis.
  • (15) The role of O2 free radicals in the reduction of sarcolemmal Na+-K+-ATPase, which occurs during reperfusion of ischemic heart, was examined in isolated guinea pig heart using exogenous scavengers of O2 radicals and an inhibitor of xanthine oxidase.
  • (16) A possible role for mitochondria in myocardial adenosine production is discussed.
  • (17) Further studies are required to elucidate specific roles of the steroid-induced proteins in the effects of glucocorticoids on HTM and HS cells.
  • (18) To clarify the functional roles of His40, Glu58, and His92, we analyzed the consequences of several amino acid substitutions (His40Ala, His40Lys, His40Asp, Glu58Ala, Glu58Gln, and His92Gln) on the kinetics of GpC transesterification.
  • (19) The manufacturers, British Aerospace describe it as a "single-seat, radar equipped, lightweight, multi-role combat aircraft, providing comprehensive air defence and ground attack capability".
  • (20) The presently available data allow us to draw the following conclusions: 1) G proteins play a mediatory role in the transmission of the signal(s) generated upon receptor occupancy that leads to the observed cytoskeletal changes.