Transcription
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- US Pronunciation
- US IPA
- UK Pronunciation
- UK IPA
-
- [im-peed-ns]
- /ɪmˈpid ns/
- /ɪmˈpiː.dəns/
-
- US Pronunciation
- US IPA
-
- [im-peed-ns]
- /ɪmˈpid ns/
Definitions of impedance word
- noun impedance Electricity. the total opposition to alternating current by an electric circuit, equal to the square root of the sum of the squares of the resistance and reactance of the circuit and usually expressed in ohms. Symbol: Z. 1
- noun impedance Also called mechanical impedance. Physics. the ratio of the force on a system undergoing simple harmonic motion to the velocity of the particles in the system. 1
- noun impedance something that impedes; an obstacle or hindrance. 1
- noun impedance The effective resistance of an electric circuit or component to alternating current, arising from the combined effects of ohmic resistance and reactance. 1
- noun impedance electricity: opposition to current 1
- noun Definition of impedance in Technology (electronics, physics) Opposition to flow of alternating current. Impedance consists of resistance plus reactance (capacitive or inductive). Measured in Ohms. 1
Information block about the term
Origin of impedance
First appearance:
before 1886 One of the 21% newest English words
1886; impede + -ance; term introduced by O. Heaviside
Historical Comparancy
Parts of speech for Impedance
noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
impedance popularity
A common word. It’s meaning is known to most children of preschool age. About 87% of English native speakers know the meaning and use the word.
Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".
impedance usage trend in Literature
This diagram is provided by Google Ngram ViewerSynonyms for impedance
noun impedance
- blockade — A blockade of a place is an action that is taken to prevent goods or people from entering or leaving it.
- snag — a tree or part of a tree held fast in the bottom of a river, lake, etc., and forming an impediment or danger to navigation.
- obstruction — something that obstructs, blocks, or closes up with an obstacle or obstacles; obstacle or hindrance: obstructions to navigation.
- drag — drag and drop
- impediment — obstruction; hindrance; obstacle.
Antonyms for impedance
noun impedance
- advantage — An advantage is something that puts you in a better position than other people.
- aid — Aid is money, equipment, or services that are provided for people, countries, or organizations who need them but cannot provide them for themselves.
- assistance — If you give someone assistance, you help them do a job or task by doing part of the work for them.
- opening — an open or clear space.
- help — to give or provide what is necessary to accomplish a task or satisfy a need; contribute strength or means to; render assistance to; cooperate effectively with; aid; assist: He planned to help me with my work. Let me help you with those packages.
Top questions with impedance
- what is impedance?
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See also
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