Definition of sizer in US English:

sizer

noun

  • See size

    • ‘Harbor Freight has several ring sizers for sale.’
    • ‘Trial acetabular sizers are placed in the cavity to further assist with shell size determination.’
    • ‘With the window removed, the surgeon tried various sizers to achieve proper medialization of the cord.’

Pronunciation

sizer

/ˈsīzər//ˈsaɪzər/