YDT

YDT is an acronym that can refer to more than one concept, depending on context. The most widely documented use is Yukon Daylight Time, a daylight saving time designation used in the Yukon Territory of Canada during the summer months. In that context, YDT serves as the daylight saving counterpart to Yukon Standard Time (YST). The designation appears in historical time zone mappings, travel timetables, and some government and corporate publications. Because time-keeping practices and naming conventions have varied over time and between sources, YDT may not be consistently used in all modern references.

Beyond time zones, YDT may also appear as an acronym for organizations, programs, or terms in different sectors. However, there is no single universally recognized expansion for the abbreviation, and its intended meaning usually depends on the surrounding text.

In practice, references to YDT are most common in Canadian contexts or in older documents where Yukon time designations were listed explicitly. When encountering the acronym, readers are advised to verify the intended meaning from the relevant jurisdiction or publication to ensure accurate interpretation.