ventilate

play
verb ven·ti·late \ ˈven-tə-ˌlāt \

Definition of ventilate

ventilated; ventilating
transitive verb
1 a :to expose to air and especially to a current of fresh air for purifying, curing, or refreshing
  • ventilate stored grain
; also :oxygenate, aerate
  • ventilate blood in the lungs
b :to subject the lungs to ventilation
  • artificially ventilate a patient in respiratory distress
2 a :to examine, discuss, or investigate freely and openly :expose
  • ventilating family quarrels in public
b :to make public :utter
  • ventilated their objections at length
3 a of a current of air :to pass or circulate through so as to freshen
b :to cause fresh air to circulate through (a place, such as a room or a mine)
4 :to provide an opening in (a burning structure) to permit escape of smoke and heat
5 archaic :to free from chaff by winnowing

Examples of ventilate in a Sentence

  1. She opened the windows to ventilate the room.

  2. The room was adequately ventilated.

Recent Examples of ventilate from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ventilate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of ventilate

Middle English, "discussed, aired," borrowed from Latin ventilātus, past participle of ventilāre "to expose to the air, fan, expose to consideration," from ventus "wind" + -ilāre, verbal suffix, variant of -ulāre originally in derivatives of nouns ending in -ulus, -ula, -ulum -ule — more at 1wind


VENTILATE Defined for English Language Learners

ventilate

play
verb

Definition of ventilate for English Language Learners

  • : to allow fresh air to enter and move through (a room, building, etc.)

  • : to express or discuss (something) openly or publicly


VENTILATE Defined for Kids

ventilate

play
verb ven·ti·late \ ˈven-tə-ˌlāt \

Definition of ventilate for Students

ventilated; ventilating
1 :to let in air and especially a current of fresh air
  • Windows ventilate the room.
2 :to provide with fresh air
  • Keep the plants ventilated.
3 :to discuss freely and openly
  • You should ventilate your complaints.

Medical Dictionary

ventilate

play
transitive verb ven·ti·late \ ˈvent-ᵊl-ˌāt \

medical Definition of ventilate

ventilated; ventilating
1 :to expose to air and especially to a current of fresh air for purifying or refreshing
2 a :oxygenate, aerate
  • ventilate blood in the lungs
b :to subject the lungs of (an individual) to ventilation
  • artifically ventilate a patient in respiratory distress
3 :to give verbal expression to (as mental or emotional conflicts)


Seen and Heard

What made you want to look up ventilate? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

alert quickness of mind or body

Get Word of the Day daily email!

Test Your Vocabulary

Merriam-Webster's New Words Quiz—Fall 2017 Edition!

  • young-plant-shoots
  • Which of the following is a new sense of the word bunny?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Syn City

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!