Semidiurnal

adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Twice daily (usually of tides). not-comparable
  2. 2
    Accomplished in half a day. not-comparable
  3. 3
    Flying in twilight. not-comparable

Etymology

From semi- + diurnal.

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