Definition of toric in US English:



  • 1Having the form of a torus or part of a torus.

    • ‘Oftentimes, the locations of rural cemeteries are not marked on maps; in addition, many his - toric burials were either never marked or were marked using materials that have since been torn down, moved, or deteriorated.’
    • ‘Optical configurations include plano, spherical, aspherical, toric, cylindrical, diffractive, and sometimes combinations of these.’
    1. 1.1 (of a contact lens) having two different curves instead of one, used to correct both astigmatism and near- or farsightedness.
      • ‘Contact lenses that compensate for astigmatism are known as toric lenses.’
      • ‘The difference between a regular contact lens and a toric lens is that torics have two powers, (one for astigmatism, the other for short-sightedness or long-sightedness).’
      • ‘‘This is something that can often be a problem with toric lenses, which are designed to correct astigmatism,’ said Caroline.’
      • ‘We have disposable soft toric lenses that correct for low to moderate amounts of astigmatism, as well as custom toric lenses that correct for higher amounts of astigmatism.’
      • ‘Later on someone told me that my toric lenses (for people like me with an astigmatism… see how I know all the terminology!) were probably not fitted properly.’
      • ‘But if you have an astigmatism your choices are very limited; so far only Freshlook offers toric color contacts.’
      • ‘Ordinary soft lenses tend to mould to the astigmatic curve, but special toric soft lenses are available for astigmatism.’
      • ‘Another type of intraocular lens available is the toric lens, which is shaped in such away as to overcome astigmatism without the need to resort to surgical manipulation of the cornea.’
      • ‘The design of contact lenses can be divided into spherical, toric and multifocal.’