| BBC std. |
| U.K. time |
| Time std. |
| Clock std. |
| BBC setting |
| London hrs. |
| London's hrs. |
| Clock standard |
| Universal time |
| Intl. standard |
| Setting in Eng. |
| Times of London |
| World clock std. |
| Std. time setting |
| Old Eng. standard |
| Zero-deg. setting |
| Chronometric std. |
| BBC clock setting |
| Clock-setting std. |
| 0° longitude std. |
| Basis of std. time |
| Certain world std. |
| Setting at the BBC |
| Zero longitude hr. |
| U.K. clock setting |
| Basic time initials |
| Prime meridian std. |
| It's later than EST |
| Std. in chronometry |
| U.K. clock standard |
| Chronometric inits. |
| Greenwich Mean Time |
| Greenwich time zone |
| Prime meridian hrs. |
| English time letters |
| Prime meridian abbr. |
| S. Fleming invention |
| Former time standard |
| Chronometric initials |
| Clock standard: Abbr. |
| BBC World Service std. |
| Setting at St. Andrews |
| Clock standard letters |
| Prime meridian letters |
| Clock standard, briefly |
| Sir S. Fleming invention |
| AstronomersÕ time, abbr. |
| Time zone through England |
| Hr. at the prime meridian |
| Basic time standard: Abbr. |
| Setting for Big Ben: Abbr. |
| Clock setting at zero long. |
| World clock standard: Abbr. |
| Greenwich time zone, briefly |
| London clock setting (Abbr.) |
| Time based on a Lon. borough |
| Zulu, in the military: Abbr. |
| Prime meridian zone, briefly |
| It's five hours later than EST |
| Letters that clocks are set by |
| Zero longitude standard: Abbr. |
| Clock setting standard (Abbr.) |
| It's eight hrs. later than PST |
| All clocks are set by it: Abbr. |
| It's eight hours later than PST |
| Clock setting at 0 degrees: Abbr. |
| Setting for BBC reports, in brief |
| You can set your watch by it: Abbr. |
| Frequent abbr. in BBC announcements |
| Standard used to set zones, briefly |
| Setting for Shakespeare's Globe theatre |
| Global time regime invented by S. Fleming |
| Clock setting at 0 degrees longitude: Abbr. |
| It's often referenced in BBC news reports: Abbr. |
| Clock reference for the BBC World Service: abbr. |