Noon. This term very conveniently supplements “A.M.” and “P.M.”

1

1850.  The funeral will take place tomorrow at twelve o’clock meridian.—Resolution of the U.S. Senate, May 30: Cong. Globe, p. 1106.

2

1850.  An adjournment was moved, to take place “on Thursday, the 1st day of August next, at twelve o’clock meridian.”Id., p. 1329.

3