The term "acting chairman" is correct and can be used in written English.
For example, you can use the sentence, "The acting chairman of the Board of Directors answered questions from shareholders."
The Cyprus-born merchant banker takes over from Acting chairman Simon Lim who had been acting chairman since the resignation of Dato Tan Tien Ghee who vacated the position on 1 March.
He will serve as acting chairman pending Senate confirmation.
In 1993, after she left, he became acting chairman.
The vice chairman, Raoul Felder, will serve as acting chairman.
Shortly, he was elevated to acting chairman and chief executive.
Five years later, Ms. Janklow becomes acting chairman.
Mr Hassan, already chief executive, became the acting chairman in 2004 after his predecessor died.
An independent member of the board, Alexander Nekipelov, was appointed acting chairman.
In a statement, Harry Brunjes, acting chairman of ENO, expressed gratitude to the Arts Council.
"There are no problems on corporate governance based on [my] authority as acting chairman," Pannu wrote.
"Our headquarters is our castle," said Nobuyuki Shinozuka, 54, the Dojinkai's acting chairman.
