Observed

//əbˈzɝvd// adj, verb

adj, verb ·Rare ·Advanced level

Definitions

Verb
  1. 1
    simple past and past participle of observe form-of, participle, past

    "Aldrichimica Acta Volume 30 No 4 (pdf) from Sigma-Aldrich N-substituted pyrroles are much less reactive than the other 5-membered 1,3-dienes; no reaction was observed between N-(trimethylsilyl) pyrrole or N-benzylpyrrole with Smith’s diene (4) under thermal or high pressure (4 days at 14 kbar) conditions, even in the presence of Lewis acids."

Adjective
  1. 1
    Exceptionally celebrated on a date other than the usual date.

    "Sunday, July 1: Canada Day; Monday, July 2: Canada Day observed."

Adjective
  1. 1
    discovered or determined by scientific observation wordnet

Synonyms

All synonyms
ascertainedascertaineddiscoveredempirical

Example

More examples

"He observed that we should probably have rain coming."

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