half-time

/HH AE1 F T AY0 M/
noun
  1. 1

    The interval between the two halves of a sports match.

  2. 2

    The time taken for a physical quantity to halve the difference between its present value and its final value.

Source: https://en.wiktionary.org/wiki/half%20time, https://en.wiktionary.org/wiki/half-time