What's the difference between obsolete and vestigial?

Obsolete


Definition:

  • (a.) No longer in use; gone into disuse; disused; neglected; as, an obsolete word; an obsolete statute; -- applied chiefly to words, writings, or observances.
  • (a.) Not very distinct; obscure; rudimental; imperfectly developed; abortive.
  • (v. i.) To become obsolete; to go out of use.

Example Sentences:

  • (1) Individual tests and batteries of tests should be standardized, employ positive controls, generate results capable of quantitative analyses that may make dichotomous classification as "positive" and "negative" obsolete, be interpreted in light of mechanisms of action, and be cost-effective on a grand scale.
  • (2) This study suggests that pneumoencephalography may be obsolete and that the diagnosis of olivopontocerebellar degeneration may be established by abnormalities seen during computerized tomography (CT) and by abnormal responses to auditory-evoked potentials (AEPs).
  • (3) Genomic mapping is proceeding at such a rapid pace that any printed version of the anatomy of the human genome is immediately obsolete.
  • (4) Handheld computers may make bedside terminals obsolete.
  • (5) The ambulatory 24 hour pH test may have rendered the AP test obsolete in the assessment of GORD as the cause of NCCP.
  • (6) Rather than becoming obsolete by 2030, as its designers thought, the barrier will not need to be replaced until 2070, the agency said today.
  • (7) Will Netflix make traditional TV channels obsolete?
  • (8) Ratified in 1980, the document is widely seen as obsolete and part of what she hopes to change with her "democratic revolution" – a plan she says could be financed by higher corporation taxes and which works within the boundaries of a constitutional democracy.
  • (9) The advent of high-resolution contrast CT will probably make obsolete the use of contrast media.
  • (10) The time needed to review and publish an article or a book dictates that by the time it is published, any statements about current hardware will be obsolete.
  • (11) The term "fibrositis" for generalized tendomyopathia that can still be found in Anglo-American literature is obsolete.
  • (12) In all other patients the PAVS is a very valuable instrument in the surgical management of hydrocephalus because it makes shunt revisions for inadequate valve pressure obsolete in individual patients.
  • (13) The secondary nasal skin envelope asymmetries were studied after unilateral cleft lip repair using the original (obsolete) rotation-advancement (Millard I) and the triangular flap techniques (Bardach's modification).
  • (14) Gradually these young men and their would-be families become functionally obsolete in society.
  • (15) Finally, it is imperative that the obsolete Nigerian Children and Young Person's Law be updated.
  • (16) I do not accept that the great achievements of the left – unionisation, social security – are obsolete.
  • (17) Some daggers have already been drawn – François Rebsamen , said the revelations showed the entire idea of "première dame", was obsolete, adding that scrapping of the office of the first lady would be progress for democracy.
  • (18) Here we describe a new method of synthesizing an immunogenic peptide antigen, referred to as multiple antigenic peptide (MAP), which may render the need for a carrier protein obsolete.
  • (19) The TRH stimulation test is virtually obsolete for the diagnosis of thyrotoxicosis but remains of much interest in the investigation of psychiatric syndromes.
  • (20) It should be kept in mind that recent changes in OC formulations and use patterns render epidemiologic data now available obsolete.

Vestigial


Definition:

  • (a.) Of or pertaining to a vestige or remnant; like a vestige.

Example Sentences:

  • (1) We describe herein, a new unstable mutant of the vestigial locus, isolated from a French natural population.
  • (2) The ischiocavernosus and bulbospongiosus muscles are vestigial in the female rat.
  • (3) Anal transitional epithelium is not highly specialized and incorporates features of both urothelium and squamous epithelium; slight urothelial differentiation is considered vestigial.
  • (4) The 17-DOS, while a vestigial pathway, may still cause disease, and provide clues to central organization of the adreno-cortical response to injury, stress, and disease.
  • (5) This leg was connected with two sets of coxae by a irregular-shaped bone considered the vestigial vertebrae and ribs.
  • (6) Two cases of idiopathic soft tissue calcification occurring in the vestigial fingers of infants with congenital brachydactyly are reported.
  • (7) The DNA-containing nucleomorph of cryptomonad algae appears to be the vestigial nucleus of such an algal endosymbiont.
  • (8) The short cysteine-containing motif represented the only evidence of a possible vestigial relationship between SP-40,40 and other complement components.
  • (9) The protamine-mRNA-coding region is flanked by AACA... TGTT sequences, which might represent vestigial traces of past recombination events and whose presence supports the notion that the protamine gene sequence was of foreign origin.
  • (10) We present a cyst arising from vestigial thymic remnants in the neck.
  • (11) The dorsal ommatidia have only four full-length typical cells, and one distal and three vestigial full-length cells.
  • (12) This is in spite of the lack of flight ability in both mutants, the reduced enzyme activity levels in the alpha-glycerophosphate mutant, and in the case of the vestigial flies, of reduced life-span.
  • (13) A third type characterized by its vestigial callus was found only in histologic sections.
  • (14) One patient had a vestigial radial artery that ended as muscular branches in the forearm.
  • (15) Vestigial mutants however, present several alterations including the absence of the ovoid projection, a fact consistent with the existence of very few marginal bristles.
  • (16) These data, together with the sequence homologies and identical cofactors and substrates, led us to propose that the AHAS enzymes are descended from pyruvate oxidase (or a similar protein) and, thus, that the flavin requirement of the AHAS enzymes is a vestigial remnant, which may have been conserved to play a structural rather than a chemical function.
  • (17) Goats with dependent ear types were infested more commonly than those with erect ears; no goats with vestigial ears were found to harbor mites.
  • (18) The hypothesis predicts that if IL-3 is a significant in vivo regulator of megakaryocyte formation and development, receptor for IL-3 should be present on megakaryocytes and may be vestigially on platelets.
  • (19) Urogenital cysts are retroperitoneal or mesenteric cysts that are derived from vestigial remnants of the embryonic urogenital apparatus.
  • (20) The absence of the lower portion of the orbicularis oris muscle, the death of tissue in the infralabial region, as well as the presence of only a vestigial lower lip has hitherto not been reported in the literature.