Definition of re-entrant in English:

re-entrant

adjective

  • 1(of an angle) pointing inward.

    The opposite of salient

    ‘Tools having diameters greater than about 80 mm or equivalent sections in flat dimensions are difficult to harden to full hardness if there are re-entrant corners.’
    • ‘The resultant form is bold and distinctive and is further modelled by a re-entrant corner cutout, set directly above the sunken entrance court.’
    • ‘Cracks most commonly occur at the re-entrant corners in sink openings, where the concrete is only 2 or 3 inches wide.’
    • ‘Its entrance, to the northeast on Vassar Avenue, is a re-entrant corner.’
    • ‘Mok's solution is simply to remove the re-entrant angles of the perimeter block and, in the process, frame magnificent views of mature trees just beyond the boundary of the site.’
    • ‘This will be the case if the projection of the c of g falls within an ‘area of support’, defined as that polygon, with no re-entrant angles, that just encloses the projections of all the available points of support.’
    1. 1.1Having an inward-pointing angle or angles.
      • ‘The mechanism is safe and re-entrant; the current flow of execution is saved and then restored to its state prior to the interruption.’

Pronunciation

re-entrant

/ˌrēˈentrənt/ /ˌriˈɛntrənt/

noun

  • 1A re-entrant angle.

    ‘a sharp re-entrant in a material causes a local increase in stress’
    • ‘The aperture is commonly planar, without re-entrants, but the sub-apical surface may develop a median sinus which may be deep and slit like or even trematose, with a single perforation at the end of an elongate tube termed the snorkel.’
    1. 1.1An indentation or depression in terrain.
      ‘they edged up a deep re-entrant to the top of the ridge’
      • ‘Ingenuity in section is elaborated in plan, in which each of the masses is articulated with deep re-entrants on the London Wall side.’
      • ‘In a plate-tectonic scenario, aulagogenic basins are those located at re-entrants on continental plate margins, and their initial formation is coeval with continental break-up.’
      • ‘In the posterior part of the occlusal surface there is a re-entrant that forms a shallow depression that finally disappears as the wear of this region advances.’
      • ‘Changes in margin orientation at the current location of the southern Antarctic Peninsula form an embayment or re-entrant.’
      • ‘Lt-Col Lean said they identified an armed group of three or four people sited in protected positions near a rocky outcrop 100m further up the re-entrant.’
      • ‘The connection with the SuIa Sgeir Fan is clearly marked by a re-entrant at the shelf edge, shown by the landward deviation of the 150 m isobath.’
      • ‘When he put his foot on the accelerator we veered off the track plan and down into a re-entrant.’
      • ‘The gates were protected by an ingenious system of re-entrants and switchbacks, designed to lead any attacker backward and forward under a rain of missiles.’
  • 2A person who has re-entered something, especially the labor force.

    ‘re-entrants who left to raise a family and are now seeking to get back in’
    • ‘However, during all of the nay saying, no one ever spoke of a weaning of the growth in our economy, no one ever talked about diminished opportunity for new entrants or re-entrants to the job market.’
    • ‘Table 6 also allows a contrast to be drawn between those in long term employment and recent entrants or re-entrants.’

Pronunciation

re-entrant

/ˌrēˈentrənt/ /ˌriˈɛntrənt/