OctoberDecember

OctoberDecember is a compound proper noun formed by concatenating the names of the calendar months October and December. It does not refer to an official period in the Gregorian calendar and has no widely recognized definition of its own. The phrase is mainly encountered in cultural and branding contexts, where it is chosen for its evocative association with late-year themes such as autumn transition and the approach of winter, or for its distinctive visual rhythm.

In arts and media, OctoberDecember is sometimes used as a title or brand name. When employed, it is typically intended to suggest mood, seasonality, or a sense of endings and preparation for the new year, rather than to denote a specific date range. The usage is informal and largely dependent on context, and there is no singular authoritative source for its meaning.

Because OctoberDecember is not standardized, references vary across languages and regions. Readers encountering the term should rely on surrounding text or accompanying imagery to interpret its intended significance.

See also: October, December, November, Quarter (calendar).