[ ir-i-tuh-bil-i-tee ]
See synonyms for irritability on
noun,plural ir·ri·ta·bil·i·ties.
  1. the quality or state of being irritable.

  2. Physiology, Biology. the ability to be excited to a characteristic action or function by the application of some stimulus: Protoplasm displays irritability by responding to heat.

Origin of irritability

From the Latin word irrītābilitās, dating back to 1745–55. See irritable, -ity

Other words from irritability

  • non·ir·ri·ta·bil·i·ty, noun
  • su·per·ir·ri·ta·bil·i·ty, noun

Words Nearby irritability Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use irritability in a sentence