overactive
ˌoʊvərˈæktɪv
Definition Synonyms

Definition of overactive - Reverso English Dictionary

Adjective

1.
comparisonmore active than usual or expected
  • His overactive imagination often got him into trouble.
hyperactive overexcited restless
2.
medicalTECH.functioning at too high a capacity in the bodyTECH.
  • She was diagnosed with an overactive thyroid gland.
hyperactive overstimulated
Add a suggestion |

Expressions with overactive

💡 Discover popular phrases, idioms, collocations, or phrasal verbs. Click any expression to learn more, listen to its pronunciation, or save it to your favorites.
thyroid gland that produces too many hormones causing health problems
Her doctor diagnosed an overactive thyroid after several blood tests.
medical condition causing frequent urination urges
She was diagnosed with an overactive bladder.

Origin of overactive

Latin, over (beyond) + activus (active)

Terms with overactive included in their meaning

💡 A powerful way to uncover related words, idioms, and expressions linked by the same idea — and explore meaning beyond exact word matches.
overactive imagination
imagination becomes excessively active or fanciful
medical
autoimmune disorder causing overactive thyroid and eye protrusion
medical
overactive or overresponsive reflexes in the body
medical
having an overactive thyroid gland
body imbalance
overactive thyroid making too much hormone, leading to symptoms
OABabbr.
abr: overactive bladder
condition where the bladder feels the need to empty often
dermatology
overactive oil glands causing itchy, red, flaky scaling

Examples of overactive in a sentence

  • Her overactive thyroid caused health issues.
  • An overactive bladder can cause frequent urination.
  • His overactive imagination kept him awake at night.

View all translations of overactive

Click below to see the appropriate translations facing each meaning.
  1. French:hyperactif, suractif, ...
  2. German:überaktiv, ...
  3. Italian:iperattiva, iperattivo, ...
  4. Spanish:hiperactivo, sobreactivo, ...
  5. Portuguese:hiperativo, excessivamente ativo, ...
  6. Chinese:过于活跃的, 亢奋的, ...
  7. Japanese:過剰に活発な, 機能亢進した, ...
  8. Arabic:مُفْرِط النَّشَاط, زائِد النَّشاط, ...
  9. Hebrew:פָּעִיל יֶתֶר, יֶתֶר פָּעִיל, ...
  10. Russian:чрезмерно активный, ...
  11. Ukrainian:надмірно активний, ...
  12. Hindi:अतिसक्रिय, अति सक्रिय, ...
Browse the dictionary entries starting with “o”:

Discover how Reverso redefines the dictionary

Go beyond “simple words”

Get more than a simple definition

Go from understanding to mastery