Subplanckian

adj

adj ·Rare ·Advanced level

Definitions

Adjective
  1. 1
    Concerning lengths or durations less than the Planck length or Planck time. not-comparable

Etymology

From sub- + Planckian.

Related phrases

planck lengthplanck time

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