What's the difference between proxy and surrogate?

Proxy


Definition:

  • (n.) The agency for another who acts through the agent; authority to act for another, esp. to vote in a legislative or corporate capacity.
  • (n.) The person who is substituted or deputed to act or vote for another.
  • (n.) A writing by which one person authorizes another to vote in his stead, as in a corporation meeting.
  • (n.) The written appointment of a proctor in suits in the ecclesiastical courts.
  • (n.) See Procuration.
  • (v. i.) To act or vote by proxy; to do anything by the agency of another.

Example Sentences:

  • (1) The concordance, sensitivity, and specificity of proxy reports about partners' occupation, smoking, and drinking were examined in relation to self-reports.
  • (2) Then they look at a poll and assume that a poll is a proxy for what is really going on.” Facebook Twitter Pinterest David Cameron and Crosby during the London mayoral campaign in 2012.
  • (3) The overall impact may be estimated by relating the degree of urbanization of populations to some proxy measure, like the under-5 mortality rates.
  • (4) In two-stage epidemiological study the screening wave and the diagnostic instrument should be considered together in relation to a third proxy gold standard such as progression of the disorder to moderate and greater severity and neuropathological diagnosis.
  • (5) After the diagnosis of Munchausen syndrome by proxy was made, the child was removed from the mother and he has since enjoyed good health.
  • (6) Mullen said earlier this week there is a "proxy connection" between Pakistani intelligence services and the Haqqanis, meaning the militants are secretly doing the Pakistanis' bidding.
  • (7) The results of the study suggest that in urban Bangladesh 24-hour recall and knowledge-attitude-practice questionnaires should not be used as proxies for direct observation of hygiene practices.
  • (8) This plays into the widespread belief that Muslims are under attack from a belligerent west and its local proxies.
  • (9) But the last thing we need is to start a proxy war between the generations.
  • (10) Saudis and their Sunni Arab allies view Houthi fighters – who belong to the Zaydi sect of Shia Islam – as Iranian proxies and have accused Tehran of militarily backing them, a charge Iran vehemently denies.
  • (11) Readiness to negotiate with Cameron shrinks if it starts to feel like a negotiation with the backbench of the Conservative party using Cameron as a proxy.
  • (12) Less confidence can be placed in proxy-based reconstructions of surface temperatures for AD 900 to 1600, although the available proxy evidence does indicate that many locations were warmer during the past 25 years than during any other 25-year period since 900."
  • (13) But beyond this, Ramsey has a fundamentally different conception of the child from McCormick, and therefore gives a very different interpretation to this standard for valid proxy consent.
  • (14) Find out the accepted forms of photo ID To apply to vote by post or proxy, visit the Electoral Office for Northern Ireland website to download the correct form.
  • (15) Length of service was a good proxy predictor for most respiratory abnormalities, while respirable dust was a good proxy for respirable free silica.
  • (16) Pentagon assurances about the parlous state of its Syrian proxies are in doubt: within a week, it initially denied and then conceded that one group provided US equipment to al-Qaida in Syria and that it has paused the process of adding new recruits.
  • (17) He also hinted that western intelligence agencies had helped in the emergence of Isis, using the militants as a proxy to fight against the Syrian regime and thereby “putting the blades in their hands”.
  • (18) I think on issues like climate change and evolution it ends up being a proxy for identity politics,” said Michael Halpern, a program manager for the nonprofit and nonpartisan Union of Concerned Scientists (UCS).
  • (19) The delivery also comes amid an increasingly hot – if still largely proxy conflict – between Iran and Saudi Arabia, most recently in Yemen where the US has backed Saudi Arabia.
  • (20) Hagel reportedly urged the White House to clarify its intentions with regard to Assad, which analysts warn is a self-imposed obstacle to building its Syrian proxy force.

Surrogate


Definition:

  • (n.) A deputy; a delegate; a substitute.
  • (n.) The deputy of an ecclesiastical judge, most commonly of a bishop or his chancellor, especially a deputy who grants marriage licenses.
  • (n.) In some States of the United States, an officer who presides over the probate of wills and testaments and yield the settlement of estates.
  • (v. t.) To put in the place of another; to substitute.

Example Sentences:

  • (1) The results suggest that RPE cannot be used reliably as a surrogate for direct pulse measurement in exercise training of persons with acute dysvascular amputations.
  • (2) In each of the clinics I visit I ask how much the surrogates are paid.
  • (3) Now 7, Jackson said the boy, nicknamed Blanket as a baby, was his biological child born from a surrogate mother.
  • (4) Since AIDS-specific laboratory tests are not yet commercially available, laboratory diagnoses of AIDS or of the AIDS-related complex (ARC) are based on "surrogate markers".
  • (5) This issue boils down to the question whether the ballot sponsors are more like citizens with strong policy views about a law (who normally cannot defend a law in federal court) or, instead, surrogate public officials who can act as the state for purposes of this lawsuit when the state itself refuses to do so (who would be permitted to defend the law).
  • (6) Alanine aminotransferase (ALT) measurements in blood donors has been advocated as a surrogate test for non-A, non-B hepatitis.
  • (7) Britain's Department of Health and Social Security (DHSS) seems to have badly miscalculated in discounting the political necessity of immediately introducing legislation to ban surrogate parenthood arrangements.
  • (8) A significant idiotype repertoire is shared by anti-hydatid antibodies produced by different individuals of the same or different species, and anti-Id raised against those antibodies behave as surrogate antigens producing a normal primary and secondary response in animals of different species from that used to isolate the Id.
  • (9) The study also addresses the methodological problems of evaluating response as a surrogate end point and the relevance of this association to clinical decision making and the design of clinical trials.
  • (10) The surrogate allowed for the measurement of ligament force time response during a controlled impact.
  • (11) These results support the use of a-IdAb as potential surrogates of critical determinants for FMD vaccines.
  • (12) A low correlation was found between HCV antibody screening with EIA and surrogate testing.
  • (13) Bone-induced multinucleated cells have been suggested as surrogates for the study of osteoclastic lineage and function.
  • (14) The associations were practically eliminated after adjustment for the number of sexual partners and alcohol consumption, probably a surrogate for an unidentified life-style risk factor.
  • (15) It would seem impossible to determine an ethical framework for the practice of surrogate motherhood that does not impinge on the liberties of some or offend others.
  • (16) In Johnson v. Calvert, a surrogate mother in California failed to gain custody of the child she bore after gestating an embryo from the ovum and sperm of the couple who hired her.
  • (17) The potential application of MAb2s to serve as surrogate immunogens for conformational epitopes is substantiated by the results presented in this report.
  • (18) However, the surrogate respondent was able to answer 45 of 57 tested items with agreement greater than 80%.
  • (19) The majority of gestational carriers stated that they had considered becoming a traditional surrogate but felt they could not surrender a child that was genetically theirs.
  • (20) Stepwise logistic regression analyses on professional and personal background variables showed that gender was related, cross-nationally, to self-reported directiveness in counseling, with men more likely than women to regard directive approaches as appropriate, more likely to give advice about fetuses with low-burden disorders, and more likely to present either IVF with donor egg or surrogate motherhood as options.