Demisesquicentennial

//dɛ.mɪˌsɛs.kwɪ.sɛnˈtɛ.nɪ.əl// adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Occurring every 75 years. not-comparable
  2. 2
    Of, or relating to a demisesquicentenary. not-comparable

Etymology

From demi- (“half-of”) + sesqui- (“one-and-a-half”) + centennial (“of 100 years”). By surface analysis, demi- + sesqui- + cent- + -ennial.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.