Condition or conditions may refer to:

In philosophy and logic

Material conditional The material conditional (also known as material implication) is an operation commonly used in logic. When the conditional symbol \rightarrow is interpreted as material implication, a formula P \rightarrow Q is true unless P is true and Q is ...

, a logical connective used to form "if...then..." statements *

Necessary and sufficient condition In logic and mathematics, necessity and sufficiency are terms used to describe a conditional or implicational relationship between two statements. For example, in the conditional statement: "If then ", is necessary for , because the truth of ...

, a statement which is true if and only if another given statement is true

In science and technology

In computer science

* Exception handling#Condition systems, a generalization of exceptions in exception handling *

Condition (SQL) A relational database management system A relational database is a (most commonly digital) database based on the relational model of data, as proposed by E. F. Codd in 1970. A system used to maintain relational databases is a relational databa ...

, a filtering mechanism in relational database queries *

Condition variable In concurrent programming, a monitor is a synchronization construct that allows threads to have both mutual exclusion and the ability to wait (block) for a certain condition to become false. Monitors also have a mechanism for signaling other th ...

, a synchronization primitive in concurrent programming

In medicine

Medical condition A disease is a particular abnormal condition that negatively affects the structure or function (biology), function of all or part of an organism, and that is not immediately due to any external injury. Diseases are often known to be medica ...

, as a synonym for disease *

Medical state Medical state is a term used to describe a hospital patient's health status, or condition. The term is most commonly used in information given to the news media, and is rarely used as a clinical description by physicians. Two aspects of the patien ...

or condition, a patient's clinical status in a hospital

In numerical analysis

Condition number In numerical analysis, the condition number of a function measures how much the output value of the function can change for a small change in the input argument. This is used to measure how sensitive a function is to changes or errors in the input ...

, a measure of a matrix in digital computation

In arts and entertainment

* ''Condition'' (film), a 2011 film * ''Conditions'' (album), 2009 debut album by Australian rock band The Temper Trap * ''Conditions'' (magazine), an annual lesbian feminist literary magazine *

Conditions (band) Conditions is an American rock band from Richmond, Virginia. Conditions was founded in 2006 by members of the previous local bands Motion Picture Demise, Race the Sun, Scarlet Just Dropped In (To See What Condition My Condition Was In) "Just Dropped In (To See What Condition My Condition Was In)" is a psychedelic rock song written by Mickey Newbury and best known from a version by The First Edition, recorded in 1967 and released to popular success in 1968. Said to reflect the ...

'', a song written by Mickey Newbury and first released in 1967 *

Status effect In role-playing games, a status effect is a temporary modification to a game character’s original set of stats that usually comes into play when special powers and abilities (such as spells) are used, often during combat. It appears in num ...

, a temporary condition of a character in computer gaming

Other uses

Conditions (Russia) {{Unreferenced, date=July 2012 The Conditions (russian: Кондиции, Konditsii) were an 18th-century constitutional project in Russia, signed by Empress Anna of Russia in Mitau on 18 January 1730, giving substantial power to the Supreme Privy ...

, part of the constitution of Russia, signed by Anna of Russia in 1730 * In contract law, part of

covenants, conditions and restrictions A covenant, in its most general sense and historical sense, is a solemn promise to engage in or refrain from a specified action. Under historical English common law, a covenant was distinguished from an ordinary contract by the presence of a se ...

Living condition Habitability refers to the adequacy of an environment for human living. Where housing is concerned, there are generally local ordinances which define habitability. If a residence complies with those laws it is said to be habitable. In extreme e ...

State of being In linguistics, a copula (plural: copulas or copulae; abbreviated ) is a word or phrase that links the subject of a sentence to a subject complement, such as the word ''is'' in the sentence "The sky is blue" or the phrase ''was not being'' i ...