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current, electric

C1
UK/ˈkʌrənt/US/ˈkɜːrənt/

Formal / Technical

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Definition

Meaning

A flow of electricity through a conductor or circuit.

The flow of electric charge (typically electrons) measured in amperes, or broadly, the existing or most recent state of affairs, ideas, or trends (though this meaning is treated separately for this entry).

Linguistics

Semantic Notes

In its electrical sense, 'current' is primarily a countable noun, often modified by terms like 'alternating', 'direct', 'high', or 'low'. It refers to the physical phenomenon itself, not the potential for flow.

Dialectal Variation

British vs American Usage

Differences

No significant lexical difference in the technical electrical sense. Minor spelling conventions apply ('metre' vs 'meter' in related units, e.g., 'ammeter').

Connotations

Identical technical connotations. In broader 'current affairs' context, identical meaning but potentially different regional news focus.

Frequency

Equally high frequency in technical contexts. The non-electrical sense ('current situation') is more frequent in general language.

Vocabulary

Collocations

strong
electric currentalternating current (AC)direct current (DC)high currentlow currentcurrent flows
medium
carry a currentcurrent strengthapply a currentmeasure the currentcurrent supply
weak
dangerous currentsteady currentcurrent passing throughrupture current

Grammar

Valency Patterns

[The/An] current flows through [conductor][Device] draws [quantity] of current[Subject] is carrying a dangerous currentThe current in the [circuit] is [measured value]

Vocabulary

Synonyms

Strong

electrical flow

Neutral

flow (of electricity)amperage (informal for current strength)

Weak

power (in context)charge flow

Vocabulary

Antonyms

static chargeno flowopen circuitzero amperage

Phrases

Idioms & Phrases

  • “Current of opinion”
  • “Go/run with the current (metaphorical from electrical?)”
  • “Ride the current”
  • “Against the current”

Usage

Context Usage

Business

Used in discussions of energy costs, electrical infrastructure, and product specifications (e.g., 'low-current devices').

Academic

Central term in physics and electrical engineering papers, describing experimental results and theoretical models.

Everyday

Used when discussing household electricity, safety ('don't touch—there might be a current'), or batteries.

Technical

Precise quantitative term in circuit design, electronics, and power systems engineering.

Examples

By Part of Speech

verb

British English

  • The system is currently being upgraded.
  • The wire is not currently carrying any current.

American English

  • The device is currently in use.
  • The line currently has no current flowing.

adverb

British English

  • This model is currently unavailable.
  • The power is currently off.

American English

  • We are currently testing the circuit.
  • The service is currently down.

adjective

British English

  • The current specifications require a 5-amp fuse.
  • Check the current rating before installation.

American English

  • The current draw of the motor is too high.
  • The current measurement is accurate.

Examples

By CEFR Level

A2
  • Be careful! Electric current can be dangerous.
  • The current makes the light bulb work.
B1
  • A battery provides direct current for the torch.
  • The current in this wire is too low for the heater.
B2
  • The device converts alternating current to direct current.
  • Safety switches cut off the current if a fault is detected.
C1
  • The alternating current fluctuates at a frequency of 50 Hz in the UK.
  • The superconducting material can carry an immense current with negligible resistance.

Learning

Memory Aids

Mnemonic

Think of a CURRent in a river—water flowing. An electric CURRENT is the 'flow' of electricity in a wire.

Conceptual Metaphor

ELECTRICITY IS A FLUID (current, flow, surge).

Watch out

Common Pitfalls

Translation Traps (for Russian speakers)

  • Do not confuse with 'текущий' meaning 'present/ongoing'. The electrical term is 'ток'.
  • Avoid translating 'strong current' as 'сильный ток' when 'высокий ток' (high current) is more accurate technically.
  • The adjective 'current' (present) and noun 'current' (flow) are the same word in English but different in Russian.

Common Mistakes

  • Using 'current' to mean voltage or power (e.g., 'This bulb needs a high current' vs 'high wattage').
  • Omitting the article: 'Current is measured in amperes' (correct) vs 'He measured current' (needs 'the current').
  • Confusing 'AC current' (redundant—'AC' already means Alternating Current).

Practice

Quiz

Fill in the gap
An electric is the flow of charge, measured in amperes.
Multiple Choice

In the context of electricity, what does 'current' specifically refer to?

FAQ

Frequently Asked Questions

Voltage (measured in volts) is the electrical 'pressure' or potential difference that causes current to flow. Current (measured in amperes) is the actual flow of electric charge that results.

Yes, e.g., 'current rating' (the maximum current a device can handle) or 'current measurement'. However, it is most common as a noun.

It is a common redundancy. 'AC' stands for 'Alternating Current', so 'AC current' means 'Alternating Current current'. It's better to say just 'AC' or 'alternating current'.

In British English, the first vowel is like the 'u' in 'cup' /ʌ/. In American English, it is often like the 'ur' in 'fur' /ɜːr/, so it sounds like 'kur-rent' vs 'ker-rent'.