con·di·tion | \kən-ˈdi-shən \

Definition of condition 

(Entry 1 of 2)

1a : a premise upon which the fulfillment of an agreement depends : stipulation

b obsolete : covenant

c : a provision making the effect of a legal instrument contingent upon an uncertain event must meet the terms and conditions of the contract also : the event itself

2 : something essential to the appearance or occurrence of something else : prerequisite: such as

a : an environmental requirement Available oxygen is an essential condition for animal life.

b : the clause of a conditional sentence

3a : a restricting or modifying factor : qualification

b : an unsatisfactory academic grade that may be raised by doing additional work

4a : a state of being the human condition

b : social status : rank

c : a usually defective state of health a serious heart condition

d : a state of physical fitness or readiness for use The car was in good condition. exercising to get into condition

e conditions plural : attendant circumstances poor living conditions safe working conditions

5a obsolete : temper of mind

b obsolete : trait

c conditions plural, archaic : manners, ways


conditioned; conditioning\kən-ˈdi-sh(ə-)niŋ \

Definition of condition (Entry 2 of 2)

intransitive verb

archaic : to make stipulations

transitive verb

1 : to agree by stipulating

2 : to make conditional

3a : to put into a proper state for work or use

b : air-condition

4 : to give a grade of condition to

5a : to adapt, modify, or mold so as to conform to an environing culture traditional beliefs conditioning a child's attitude

b : to modify so that an act or response previously associated with one stimulus becomes associated with another

Keep scrolling for more

Other Words from condition


conditionable \kən-ˈdi-sh(ə-)nə-bəl \ adjective

Synonyms & Antonyms for condition

Synonyms: Noun

ail, ailment, bug, complaint, complication, disease, disorder, distemper, distemperature, fever, ill, illness, infirmity, malady, sickness, trouble

Synonyms: Verb

season, train

Antonyms: Noun

health, wellness

Antonyms: Verb


Visit the Thesaurus for More 

Examples of condition in a Sentence


Happiness is the state or condition of being happy. Their weakened condition makes them more likely to get sick.


the length of time that it takes for runners to condition their bodies for a marathon an immigrant family that must condition its traditional attitudes regarding child rearing to the realities of modern American life
See More

Recent Examples on the Web: Noun

But archaeologists say the soil where people of the Neolithic age likely put large timber posts can hold more residual moisture, allowing it to better cope with drought conditions and display a healthier shade of green. Daniel Victor, New York Times, "Drought and Drone Reveal ‘Once-in-a-Lifetime’ Signs of Ancient Henge in Ireland," 13 July 2018 Ward wants Obamacare replaced with a program with Medicare block grants to the states, special insurance pools for citizens with pre-existing conditions and to allow people to shop for health insurance across state lines. Steven Lemongello,, "Congress District 6: Where 6 candidates stand on issues," 13 July 2018 Thanks to Senator Donnelly more than 2.7 million Hoosiers with pre-existing conditions still have access to affordable health care. Chuck Todd, NBC News, "Worst fears realized in Trump's overseas trip — and it's not over yet," 13 July 2018 The judge's 200-page opinion permitted the merger to go forward with no conditions. CBS News, "Justice Department appeals judge's approval of AT&T-Time Warner merger," 12 July 2018 Pederson must now serve a three-year period of parole, known as supervised release, with conditions for that period set by the Department of Corrections, Callinan said. Jim Newton, Lake County News-Sun, "Man convicted of terrorist threat against Lake County Courthouse sentenced and released," 9 July 2018 Some of the most extreme drought conditions in Arizona have wiped out stock ponds and other water sources for livestock on the Navajo Reservation. Alex Devoid, azcentral, "Volunteers care for Navajo wild horses during drought, despite overpopulation concerns," 13 July 2018 Gladys Colón Ortiz, 49, is an RN from Puerto Rico that decided to move to Chicago after Hurricane Maria made conditions in Puerto Rico unbearable to live in. Ita Tsai,, "Internationally educated nurses to help with the US nursing shortage," 13 July 2018 The boys were described as generally being in normal condition in a Chiang Rai hospital Thursday, though their levels of recuperation varied because they were removed from the cave over three days. Fox News, "Mission accomplished and boys healthy, rescuers head home," 13 July 2018

Recent Examples on the Web: Verb

Fans and even journalists are conditioned to think that all conversations between free agents and officials from NBA teams are geared toward coming to an agreement. Josh Robbins,, "Magic Mailbag: What’s the deal with Orlando’s point guard situation?," 12 July 2018 Those football players not doing a second sport can get in the weight room and work to get stronger and better conditioned. Richard Obert, azcentral, "Brophy Prep coach Jon Kitna might join Mike Martz on Alliance of American Football's San Diego team," 6 June 2018 What Lukas could say: Justify is fast and powerful and well conditioned. Jonas Shaffer,, "Justify is the early favorite in the Preakness, but he's also far from a sure thing," 12 May 2018 Introduction to fundamental poses that tone, strengthen and condition the body. Milwaukee, Milwaukee Journal Sentinel, "Tennis, yoga, barre and more offered by Oconomowoc Recreation Department," 24 Apr. 2018 The official said the tents would be air-conditioned and would initially hold about 360 children. Gordon Dickson, star-telegram, "Abilene (a Trump hotbed) braces for its 'tent city' for immigrant children," 18 June 2018 The shelters can sleep four to six people, and are air-conditioned and equipped with satellite television, and a bathroom. Larry Bleiberg, USA TODAY, "Glamping USA: Stay in a Hobbit hut, a covered wagon or a caboose," 25 May 2018 Approval would be conditioned on passage of a Proposition 2 1/2 debt exclusion at the annual town election on Friday. Leslie Anderson,, "Bay State Bike Week in full swing," 13 May 2018 This price-cutting cycle has conditioned riders to look for the cheapest ride options. Jessi Hempel, WIRED, "Uber and Lyft's Never-Ending Quest to Crush Price Comparison Apps," 11 July 2018

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

See More

First Known Use of condition


14th century, in the meaning defined at sense 1a


15th century, in the meaning defined at intransitive sense

History and Etymology for condition


Middle English condicion, from Anglo-French, from Latin condicion-, condicio terms of agreement, condition, from condicere to agree, from com- + dicere to say, determine — more at diction


see condition entry 1

Keep scrolling for more

Learn More about condition

Statistics for condition

Last Updated

11 Oct 2018

Look-up Popularity

Time Traveler for condition

The first known use of condition was in the 14th century

See more words from the same century

Keep scrolling for more

More Definitions for condition



English Language Learners Definition of condition

 (Entry 1 of 2)

: a way of living or existing

: the state in which something exists : the physical state of something

: the physical or mental state of a person or animal



English Language Learners Definition of condition (Entry 2 of 2)

: to train or influence (a person or an animal) to do something or to think or behave in a certain way because of a repeated experience

: to make (something, such as hair or leather) softer and less dry by applying a liquid


con·di·tion | \kən-ˈdi-shən \

Kids Definition of condition

 (Entry 1 of 2)

1 : state of physical fitness or readiness for use The car was in good condition.

2 : something agreed upon or necessary if some other thing is to take place You can come on the condition that you behave.

3 conditions plural : the way things are at a certain time or in a certain place His body had adjusted … to the heat and harsh conditions.— Louis Sachar, Holes

4 : state of being water in a frozen condition

5 : situation in life people of humble condition


conditioned; conditioning

Kids Definition of condition (Entry 2 of 2)

1 : to put into the proper or desired state

2 : to change the habits of usually by training


con·di·tion | \kən-ˈdish-ən \

Medical Definition of condition 

(Entry 1 of 2)

1 : something essential to the appearance or occurrence of something else especially : an environmental requirement available oxygen is an essential condition for animal life

2a : a usually defective state of health a serious heart condition

b : a state of physical fitness exercising to get into condition


transitive verb
conditioned; conditioning\-ˈdish-(ə-)niŋ \

Medical Definition of condition (Entry 2 of 2)

: to cause to undergo a change so that an act or response previously associated with one stimulus becomes associated with another

Other Words from condition

conditionable \-(ə-)nə-bəl \ adjective

Keep scrolling for more



Legal Definition of condition 

(Entry 1 of 2)

1 : an uncertain future act or event whose occurrence or nonoccurrence determines the rights or obligations of a party under a legal instrument and especially a contract also : a clause in the instrument describing the act or event and its effect

concurrent condition

: a condition that is to be fulfilled by one party at the same time that a mutual condition is to be fulfilled by another party

condition implied in law

: constructive condition in this entry

condition precedent \-pri-ˈsēd-ᵊnt, -ˈpre-sə-dənt \

: a condition that must be fulfilled before performance under a contract can become due, an estate can vest, or a right can become effective

condition subsequent

: a condition whose fulfillment defeats or modifies an estate or right already in effect or vested or discharges an already existing duty under a contract

constructive condition

: a condition created by operation of law

called also condition implied in law

— compare express condition in this entry

express condition

: a condition created and explicitly stated by the parties to a contract — compare constructive condition in this entry

potestative condition \ˈpō-tes-ˌtā-tiv \

in the civil law of Louisiana : a condition whose fulfillment was completely within the power of the obligated party

Note: Article 1770 of the Louisiana Civil Code eliminates the term potestative condition, stating that suspensive conditions which depend on the whim of the obligated party make the obligation null, and that resolutory conditions which depend on the will of the obligated party must be fulfilled in good faith.

resolutory condition \ˌre-zə-ˈlü-tə-rē-, ri-ˈzäl-yu̇-ˌtōr-ē- \

in the civil law of Louisiana : a condition that upon fulfillment terminates an already enforceable obligation and entitles the parties to be restored to their original positions — see also potestative condition in this entry

suspensive condition

in the civil law of Louisiana : a condition which must be fulfilled before an obligation is enforceable — see also potestative condition in this entry

2 : a state of being a latent defective condition

3 : one of the rights or obligations of the policyholder or the insurer set forth in an insurance policy

Other Words from condition

conditional adjective
conditionally adverb


transitive verb
conditioned; conditioning

Legal Definition of condition (Entry 2 of 2)

: to make subject to conditions the sale…was orally conditioned upon approval of the patent— J. D. Calamari and J. M. Perillo

Keep scrolling for more

Comments on condition

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


one that holds something together

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Syn City

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


Love words? Need even more definitions?

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