component

[ kuhm-poh-nuhnt, kom- ]

noun

1. a constituent part; element; ingredient.
2. a part of a mechanical or electrical system:

   They checked the pads, rotors, and other components of my car's brake system.

3. Physics. the projection of a vector quantity, as force or velocity, along an axis.
4. Physical Chemistry. one of the set of the minimum number of chemical constituents by which every phase of a given system can be described.
5. Mathematics.
   1. a connected subset of a set, not contained in any other connected subset of the set.
   2. a coordinate of a vector.
6. Linguistics.
   1. one of the major subdivisions of a generative grammar: Compare level ( def 17 ).

      base component;

      transformational component;

      semantic component;

      phonological component.

   2. a feature determined by componential analysis.

adjective

1. being or serving as an element (in something larger); composing; constituent:

   the component parts of a computer system.

component

/ kəmˈpəʊnənt; ˌkɒmpəˈnɛnʃəl /

noun

1. a constituent part or aspect of something more complex

   a component of a car

2. Also calledelement any electrical device, such as a resistor, that has distinct electrical characteristics and that may be connected to other electrical devices to form a circuit
3. maths
   1. one of a set of two or more vectors whose resultant is a given vector
   2. the projection of this given vector onto a specified line
4. one of the minimum number of chemically distinct constituents necessary to describe fully the composition of each phase in a system See phase rule

adjective

1. forming or functioning as a part or aspect; constituent

Derived Forms

• componential, adjective

Other Words From

• com·po·nen·tial [kom-p, uh, -, nen, -sh, uh, l], compo·nental adjective
• com·ponent·ed adjective
• subcom·ponent noun

Word History and Origins

Origin of component¹

First recorded in 1555–65; from Latin compōnent- (stem of compōnēns, present participle of compōnere “to put together”), equivalent to com- com- + pōn(ere) “to put” + -ent- -ent

Word History and Origins

Origin of component¹

C17: from Latin compōnere to put together, from pōnere to place, put

Synonym Study

See element.

Example Sentences

In 2011, the Fukushima nuclear plant disaster in Japan badly damaged the world's view of nuclear power, and the price for the heavy metal - a critical component for nuclear fuel - cratered.

From BBC

“Legal threats are only one component” of life as a freelancer.

From Los Angeles Times

Despite kicking being a regular component of the sport, the primary method of passing is still throwing, so the number of repetitions gained kicking simply is not there compared to Aussie Rules.

From BBC

As evidence that countries will continue to make progress on the issue, in the absence of leadership from the US, delegates signed off the final and most controversial component of the Paris climate agreement late on the first night of COP29.

From BBC

“It’s an event that combines our love of walking and urban landscapes and architecture — and, of course, there’s the social component.”

From Los Angeles Times

Related Words

• factor
• ingredient
• item
• peripheral
• piece
• segment
• unit