Antonyms
Synonyms

2. phenomenon

noun. ['fəˈnɑːməˌnɑːn'] any state or process known through the senses rather than by intuition or reasoning.

Etymology

  • phenomenon (English)
  • phaenomenon (Latin)
  • φαινόμενον (Ancient Greek (to 1453))

3. phenomenon

noun. ['fəˈnɑːməˌnɑːn'] a remarkable development.

Synonyms

Etymology

  • phenomenon (English)
  • phaenomenon (Latin)
  • φαινόμενον (Ancient Greek (to 1453))

4. optical

adjective. ['ˈɑːptɪkəl'] relating to or using sight.

Antonyms

Synonyms

Etymology

  • optical (English)
  • -al (English)
  • optic (English)
  • opticus (Latin)
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