Oxybenzone

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A benzophenone compound widely used in sunscreens and plastics. uncountable

    "Chemical ingredients — such as avobenzone, oxybenzone and homosalate — absorb the UV rays. Both types of sunscreen can degrade or wash off over time, so it’s important to reapply every two hours, and more frequently if you’re swimming or sweating."

Example

More examples

"Chemical ingredients — such as avobenzone, oxybenzone and homosalate — absorb the UV rays. Both types of sunscreen can degrade or wash off over time, so it’s important to reapply every two hours, and more frequently if you’re swimming or sweating."

Etymology

From oxy- + benzone.

Related phrases

organic compound

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