impedance
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impedance
- [ɪmˈpiːdn̩s] UK
- [ɪmˈpidn̩s] Canada, US
- [ɪmˈpiːdn̩s] Australia
Where it comes from
From impede + -ance. In sense 2 and sense 3 it was coined by English mathematician and physicist Oliver Heaviside in 1886.
noun impedances
- The act of impeding; that which impedes; a hindrance. Faithful yielding is therefore a display of love before God by preparing to respond to his Call to Arms, even though He may not send us into the front lines of battle if some disability or impedance of Satan prevents us from action […]
- A measure of the opposition to the flow of an alternating current in a circuit; the aggregation of its resistance, and inductive and capacitive reactances; the ratio of voltage to current treated as complex quantities.
- a measure of opposition to motion of something subjected to a force; the ratio of force to velocity treated as complex quantities.
- the ratio of sound pressure to volume flow rate treated as complex quantities.
Thesaurus
Closest in meaning: resistance, ohmic resistance, electrical resistance, resistivity, electric resistance, opposition, obstruction, hindrance, impediment, reactance, damping, counterforce, check, brake, barrier, blockage
Translations
Every language
noun physics, measure of opposition to flow of current
| Español | impedancia |
|---|---|
| 한국어 | 온저항 onjeohang |
| 日本語 | インピーダンス inpīdansu |
| 中文 | 阻抗 zǔkàng |
| हिन्दी | प्रतिबाधा pratibādhā |
| Português | impedância |
| Français | impédance |
| Deutsch | Impedanz |
| Italiano | impedenza |
| Ελληνικά | εμπέδηση empédisi, σύνθετη αντίσταση sýntheti antístasi |
| Română | impedanță |
| Русский | импеда́нс impedáns |
| עברית | עַכָּבָה akavá, אִימְפֵּדַנְס impedáns |
Talk about this word "impedance." Wiktionary, via Micwyn, micwyn.com/word/impedance. Accessed 6 Nov. 2026. impedance. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/impedance "impedance." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/impedance.Cite this
@misc{impedance_2026,
title = {impedance},
howpublished = {Wiktionary, via Micwyn},
year = {2026},
url = {https://micwyn.com/word/impedance},
urldate = {2026-11-06}
}
