Definition

Noun: * Pacific Standard Time: A standard time zone in North America, specifically the time standard observed during the fall and winter months in the Pacific Time Zone. It is 8 hours behind Coordinated Universal Time (UTC-8). It is used in the western part of the United States (e.g., California, Washington) and Canada (e.g., British Columbia).

Usage Examples

• Noun:
  • The webinar starts at 10:00 a.m. PST.
  • Please convert the meeting time from EST to PST.
  • When it's 12:00 noon in New York, it's only 9:00 a.m. PST in Los Angeles.

Advanced Usage

• "PST/PDT": Often written together to indicate that a given time could be either Pacific Standard Time (winter) or Pacific Daylight Time (summer), which is UTC-7. The user must know the current season.
  • The store hours are 8 a.m. to 8 p.m. PST/PDT.

Variants and Related Words

• PT (Pacific Time): The general term for the time zone, encompassing both PST and PDT.
• PDT (Pacific Daylight Time): The daylight saving time observed in the same region during the spring and summer months (UTC-7).
• UTC-8: The Coordinated Universal Time offset for PST.

Synonyms

• Pacific Time (when context clarifies it is standard time)
• UTC-8

Notes on Usage

• Abbreviation: "PST" is almost always used as an initialism. It is pronounced by saying each letter: "P-S-T."
• Context is Key: When scheduling events, it is crucial to specify "PST" or "PDT" to avoid confusion, as the one-hour difference is significant. Many official communications now use "PT" to avoid this issue.
• Geographic Scope: Primarily associated with the west coast of the United States and Canada.

Noun

1. standard time in the 8th time zone west of Greenwich, reckoned at the 120th meridian west; used in far western states of the United States