secretaries-general

/S EH1 K R AH0 T EH0 R IY0 Z JH EH0 N ER0 AH0 L/
noun
  1. 1

    The chief administrator of an international body such as NATO or the United Nations.

Source: https://en.wiktionary.org/wiki/Secretary%20General, https://en.wiktionary.org/wiki/secretaries-general, https://en.wiktionary.org/wiki/secretary-general