What's the difference between against and contra?

Against


Definition:

  • (prep.) Abreast; opposite to; facing; towards; as, against the mouth of a river; -- in this sense often preceded by over.
  • (prep.) From an opposite direction so as to strike or come in contact with; in contact with; upon; as, hail beats against the roof.
  • (prep.) In opposition to, whether the opposition is of sentiment or of action; on the other side; counter to; in contrariety to; hence, adverse to; as, against reason; against law; to run a race against time.
  • (prep.) By of before the time that; in preparation for; so as to be ready for the time when.

Example Sentences:

Contra


Definition:

  • () A Latin adverb and preposition, signifying against, contrary, in opposition, etc., entering as a prefix into the composition of many English words. Cf. Counter, adv. & pref.

Example Sentences:

  • (1) The contra-indications for them are: 1. a better visual acuity with spectacles than with contact lenses, 2. advanced cases (4th degree of Amsler) whose fitting is impossible, 3. unilateral keratoconus, 4. associated diseases such as trachomatous pannus, allergic kerato-conjunctivitis.
  • (2) In addition to the well established contra-indications to use, a past history of pelvic inflammatory disease or ectopic pregnancy, promiscuity, nulliparity and age less than 25 are now considered relative contraindications.
  • (3) In some animals they were like the injection site and in others there were equal numbers of contra- and ipsilateral eye-dominated regions.
  • (4) Contra-IL-1 may contribute to the immune dysfunction of AIDS.
  • (5) Nowadays, conventional cholecystectomy remains indicated when laparoscopy is contra-indicated, notably in cases with tight peritoneal adhesions precluding laparoscopy.
  • (6) It is suggested that inhibitory interneurones receive contra- and ipsilateral input.
  • (7) The above-mentioned extemely high doses of fluphenazine appear to be contra-indicated in depressive states and in cases of latent organic brain changes.
  • (8) Anterograde tracing studies reveal that the rod domain in VPM is innervated by fibers arising in the contra- and ipsilateral principal trigeminal nucleus, while the matrix domain (and calbindin-positive domains in adjacent nuclei) are innervated by fibers arising in the caudal nucleus of the spinal trigeminal complex.
  • (9) These results confirm the biologic efficacy of local cooling and clearly contra-indicate the use of local heating to treat inadvertent DOX extravasations in the clinic.
  • (10) The use of the technique of lavage-drainage of doxycycline could be an alternative in those patients with a malignant pleural effusion whose general condition contra-indicates a symphysis under pleuroscopy.
  • (11) Furthermore, generally accepted rules can be defined for the contra-indications of brachytherapy which, according to our experiences, should be strictly observed.
  • (12) The only absolute contra-indication to urinary diversion is decubitus ulceration.
  • (13) In the particular case of a broncho-pulmonary cancer, if it is anaplastic, mediastinoscopy is useful to determine diagnosis and contra-indications ; in other bronchial cancers, there are contra-indications in the case of bilateral invasion and blocking of mediastinal organs.
  • (14) This article updates the evidence which supports the efficiency, indications and contra-indications of such a procedure.
  • (15) His cranial CT scans and MRI revealed a small discrete lesion in the postero-lateral part of the contra-lateral putamen.
  • (16) The patients were screened for the known contra-indications to both drugs.
  • (17) However, the contra-indications which persist in the results of clinical works have resulted in the fact that the exact place of cortico-steroids in the therapeutic arsenal of septic shock still remains to be specified.
  • (18) Infection after implantation of an artificial heart is frequently incurable and is a clear contra-indication for further implantation.
  • (19) It is concluded that participants should be given more detailed information about screening tests and that doctors are under an ethical obligation to consider with the utmost care any contra-indications to a particular vaccination or a screening procedure in an individual patient.
  • (20) Repetitive injections appear to be contra-indicated as they may create an environment conducive to joint destruction.