Equation vs. Expression

Equationnoun

The act or process of equating two or more things, or the state of those things being equal (that is, identical).

Equationnoun

(mathematics) An assertion that two expressions are equal, expressed by writing the two expressions separated by an equal sign; from which one is to determine a particular quantity.

Equationnoun

(astronomy) A small correction to observed values to remove the effects of systematic errors in an observation.

Equationnoun

A making equal; equal division; equality; equilibrium.

Equationnoun

An expression of the condition of equality between two algebraic quantities or sets of quantities, the sign = being placed between them; as, a binomial equation; a quadratic equation; an algebraic equation; a transcendental equation; an exponential equation; a logarithmic equation; a differential equation, etc.

Equationnoun

A quantity to be applied in computing the mean place or other element of a celestial body; that is, any one of the several quantities to be added to, or taken from, its position as calculated on the hypothesis of a mean uniform motion, in order to find its true position as resulting from its actual and unequal motion.

Equationnoun

a mathematical statement that two expressions are equal

Equationnoun

a state of being essentially equal or equivalent; equally balanced;

Equationnoun

the act of regarding as equal

Equation

In mathematics, an equation is a statement that asserts the equality of two expressions, which are connected by the equals sign . The word equation and its cognates in other languages may have subtly different meanings; for example, in French an équation is defined as containing one or more variables, while in English, any equality is an equation.Solving an equation containing variables consists of determining which values of the variables make the equality true.

Expressionnoun

The action of expressing thoughts, ideas, feelings, etc.

Expressionnoun

A particular way of phrasing an idea.

Expressionnoun

A colloquialism or idiom.

Expressionnoun

A facial appearance usually associated with an emotion.

Expressionnoun

(mathematics) An arrangement of symbols denoting values, operations performed on them, and grouping symbols.

Expressionnoun

(biology) The process of translating a gene into a protein.

Expressionnoun

(programming) A piece of code in a high-level language that returns a value.

Expressionnoun

A specific blend of whisky.

Expressionnoun

(biology) The act of pressing or squeezing out.

Expressionnoun

(music) The tone of voice or sound in music.

Expressionnoun

The act of expressing; the act of forcing out by pressure; as, the expression of juices or oils; also, of extorting or eliciting; as, a forcible expression of truth.

Expressionnoun

The act of declaring or signifying; declaration; utterance; as, an expression of the public will.

Expressionnoun

Lively or vivid representation of meaning, sentiment, or feeling, etc.; significant and impressive indication, whether by language, appearance, or gesture; that manner or style which gives life and suggestive force to ideas and sentiments; as, he reads with expression; her performance on the piano has expression.

Expressionnoun

That which is expressed by a countenance, a posture, a work of art, etc.; look, as indicative of thought or feeling.

Expressionnoun

A form of words in which an idea or sentiment is conveyed; a mode of speech; a phrase; as, a common expression; an odd expression.

Expressionnoun

The representation of any quantity or relation by appropriate characters or symbols, usually in a specific order.

Expressionnoun

the production of products by a gene that cause the appearance of the corresponding protein or phenotype; - of a gene or of an organism with a specific gene; as, the expression the beta-galactosidase positive phenotype,

Expressionnoun

a combination of characters linked by operators, occurring as part of the code of a computer program, which must be evaluated according to the rules of the computer language in order to produce a resulting value.

Expressionnoun

the expression on a person's face;

Expressionnoun

expression without words;

Expressionnoun

the communication (in speech or writing) of your beliefs or opinions;

Expressionnoun

a word or phrase that particular people use in particular situations;

Expressionnoun

the style of expressing yourself;

Expressionnoun

a group of symbols that make a mathematical statement

Expressionnoun

(genetics) the process of expressing a gene

Expressionnoun

a group of words that form a constituent of a sentence and are considered as a single unit;

Expressionnoun

the act of forcing something out by squeezing or pressing;

Expressionnoun

the action of making known one's thoughts or feelings

Expressionnoun

the conveying of feeling in a work of art or in the performance of a piece of music

Expressionnoun

a look on someone's face that conveys a particular emotion

Expressionnoun

a word or phrase, especially an idiomatic one, used to convey an idea

Expressionnoun

a collection of symbols that jointly express a quantity

Expressionnoun

the production of something by pressing it out

Expressionnoun

the appearance in a phenotype of a characteristic or effect attributed to a particular gene