tricennial

tricennial

A company files its tricennial report with the state.

Definition
  1. Adjective:
    • Relating to a period of thirty years: "tricennial" describes something that occurs every thirty years or lasts for a duration of thirty years.
    • Of or pertaining to a thirtieth anniversary: In a more specific sense, "tricennial" can refer to the celebration or observance of a thirty-year milestone.
Usage Examples
  • (The company marked its thirtieth year of operation.)
  • (A population count that happens once every thirty years.)
  • (A clause that mandates a review every thirty years.)
Advanced Usage
  • "tricennial festival": a festival or celebration held every thirty years.
    • The village held a tricennial festival to honor its founding families. (A festival that occurs only once every thirty years.)
  • "tricennial cycle": a recurring cycle or pattern that spans thirty years.
    • Historians noted a tricennial cycle in the rise and fall of empires. (A cycle that repeats every three decades.)
Variants and Related Words
  • Tricennium (n): a period of thirty years.
    • The project spanned a full tricennium before completion. (The project lasted thirty years.)
  • Tricennial (adj) — no other common variants; the word is rarely used outside formal or technical contexts.
Synonyms
  • Thirty-year: directly indicating a span of thirty years (less formal).
  • Triennial: meaning every three years (not to be confused with tricennial, which is every thirty years).
Phrasal Verbs
  • None common; "tricennial" is an adjective and does not combine with verbs in phrasal constructions.
Related Idioms
  • None common; the word is too specialized for idiomatic use.
Note on Usage
  • "Tricennial" is a rare and formal term, primarily used in legal, historical, or ceremonial contexts. It is more common in written than spoken English. For everyday conversation, "thirty-year" or "every thirty years" is preferred.