Definition of bilateral in English:



  • 1Having or relating to two sides; affecting both sides.

    ‘bilateral hearing is essential for sound location’
    • ‘However, severe side effects may occur, including bilateral necrosis of the hip and gastric ulceration.’
    • ‘It usually predominates on the left side, but may be right sided or bilateral.’
    • ‘Audiological testing showed major bilateral sensorineural hearing loss by 12 weeks.’
    • ‘He was registered blind and had been diagnosed as having gross bilateral macular degeneration.’
    • ‘Chest radiography at this time revealed bilateral opacities in both lower lung lobes.’
    • ‘We report a case of acute airway obstruction secondary to bilateral broncholiths.’
    • ‘She was found to have bilateral temporal field deficits and was referred for a neurological opinion.’
    • ‘Chest radiograph revealed bilateral small lung nodules in the upper lung fields.’
    • ‘Chest radiography confirmed bilateral pleural effusions, and her heart was normal size.’
    • ‘The radiologist felt that there was slight bilateral raising of the diaphragm and some blurring at both bases.’
    • ‘A chest examination showed signs of bilateral lobar consolidation of the mid zones.’
    • ‘On chest radiography, the hydatid cysts were found to be bilateral in two patients.’
    • ‘Mammography, bilateral in patients who had had conservative surgery, was scheduled once a year.’
    • ‘Her clinical course was complicated by bilateral airleak and a cavitary lung lesion.’
    • ‘In three instances the muscle was bilateral, and in one on the left side only.’
    • ‘Angiogram showing bilateral occlusions of superficial femoral arteries in thighs.’
    • ‘Extensive fibrosis and bilateral nodular lesions can be seen on chest radiographs.’
    • ‘An examination under anaesthesia and bilateral tonsillectomy was performed.’
    • ‘Other causes of unilateral or bilateral parotitis warrant consideration however.’
    • ‘Examine his nose for any obstruction, such as polyps or septal deviation, and whether unilateral or bilateral.’
    1. 1.1 Involving two parties, usually countries.
      ‘the recently concluded bilateral agreements with Japan’
      • ‘A key development was the signing of a bilateral trade agreement with the United States last July.’
      • ‘Countries have instead resorted to bilateral trade agreements in a bid to gain tariff reduction up to zero percent.’
      • ‘Mexico is the only country that has not signed a bilateral agreement with China.’
      • ‘A bilateral agreement with Mexico allows workers to come to Canada for harvesting and planting.’
      • ‘The two sides held bilateral talks on the sidelines but failed to make any progress.’
      • ‘Security will dominate the agenda of all bilateral agreements between nations.’
      • ‘Austria and Bulgaria have had an official bilateral cultural agreement since 1974.’
      • ‘Dai said China will strictly enforce the bilateral agreements on the matter, according to the official.’
      • ‘We might be pushing it a bit to get a bilateral agricultural agreement with the French, for example.’
      • ‘He contended that the House must be involved in the making of any bilateral agreements which binds the country.’
      • ‘The Readmission Agreement is the first bilateral agreement of its kind signed by Britain and is due to come into effect this summer.’
      • ‘It is not easy for third parties to intervene in bilateral contentious litigation.’
      • ‘Do we make heroes of people who break bilateral or international agreements and embarrass the country?’
      • ‘Yeung said codesharing was possible only if it was agreed under the new bilateral air services agreement.’
      • ‘Another problem posed by bilateral agreements on pensions is the taxation.’
      • ‘Even flights between the UK and the US are dictated by such bilateral agreements.’
      • ‘All housing activity is done under bilateral agreements with the various states.’
      • ‘The bank also has a bilateral borrowing agreement that allows it to tap funding from the Bank of China.’
      • ‘The important thing is that we do want to open up our markets to benefit all, and this is a bilateral agreement that puts effect to that.’
      • ‘Both governments are hailing this bilateral agreement as an alternative to the WTO.’