at full charge

USAGE SUMMARY

The phrase "at full charge" is correct and usable in written English.
It can be used to describe a device or battery that has reached its maximum power capacity. Example: "Make sure your phone is at full charge before we leave for the trip."

✓ Grammatically correct

News & Media

Science

Wiki

Human-verified examples from authoritative sources

Exact Expressions

17 human-written examples

The unit is designed, therefore, to operate from a 12 volt 60 ampere-hour nickel cadmium accumulator maintained at full charge by a conventional trickle-charging unit for accumulators supplied by the mains supply.

Food and Agriculture Organization of the United Nations

However, the drop in the strength does not vary linearly with the measured capacity and the drop in the ultimate tensile strain remains lower than the CF longitudinal expansion at full charge.

Carbon

A drop in the UTS of lithiated CFs was only partly recovered during delithiation and clearly larger at the highest measured capacities, but remained less than 40% at full charge.

Carbon

If the open-circuit voltage of the photovoltaic array under insolation is less than the zero-current voltage of the battery at the fractional state of charge, or if the battery is at full charge, the battery is disconnected from the photovoltaic system and the power output of the photovoltaic array to the heater is found by the method of maximum power point tracking.

Solar Energy

As I look down at the gauge showing me that the car has less than 50% charge left, I have to keep reminding myself that the engineer who showed me round the car at Mini's Mayfair showroom said the car's 100-mile range at full charge would "easily" get me the 55 miles to BMW's Cowley plant just outside Oxford – with or without the air-con on full blast.

The Guardian

Of the six large refineries, not even one is running at full charge.

Forbes

Human-verified similar examples from authoritative sources

Similar Expressions

43 human-written examples

At full charging voltage, the peaking capacitor gets charged to a peak voltage of 394.6 kV in 15 ns.

Journal of Electrical Systems and Information Technology

The range covers the gamut from USB-C to USB 2.0 and 3.0, Lightning and Micro USB cables; to multi-port USB 3.0 hubs (complete with Ethernet); to display adapters and docking stations; to high-capacity mobile chargers that can power your MacBook at full charging speed multiple times over.

TechCrunch

Current smartphone batteries last a few hundred cycles before you start to notice they don't last as long between charges ( Apple iPhone batteries are designed to retain up to 80% of their original capacity at 500 full charge and discharge cycles) - ours last for 3,000 cycles and possibly even more as they don't suffer from the same degradation.

Forbes

All items cost under $100 and provide at least one full charge for most smartphones.

Forbes

The arrangement did not work out as planned and Evans resigned four months later, leaving Houllier to take full charge at Anfield.

Independent

Expert writing Tips

Best practice

When describing the state of a battery or device, ensure that using "at full charge" accurately reflects the device's condition, as some devices may indicate they are fully charged before actually reaching 100% capacity.

Common error

Avoid assuming that a device is truly "at full charge" solely based on visual indicators. Some devices may show a full charge icon before the battery is completely saturated, which can lead to shorter usage times. It's advisable to leave devices charging for a short period after the indicator shows full to ensure maximum capacity.

Linguistic Context

The phrase "at full charge" functions as a prepositional phrase modifying a noun or verb, indicating the state of a battery or device having reached its maximum charging capacity. As Ludwig AI confirms, this usage is grammatically correct and widely accepted.

Expression frequency: Common

Frequent in

News & Media

36%

Science

36%

Wiki

11%

Less common in

Formal & Business

5%

Academia

5%

Reference

0%

Ludwig's WRAP-UP

The phrase "at full charge" is a common and grammatically correct prepositional phrase used to describe the state of a device or battery when it has reached its maximum charging capacity. As confirmed by Ludwig AI, it's versatile enough for use across various contexts, including news, science, and general discussions. While alternatives like "fully charged" and "completely charged" exist, "at full charge" provides a clear and readily understood indication of readiness for use. Keep in mind that visual indicators may not always accurately reflect the true charge level, and it's advisable to verify by allowing the device to charge for a short period after the indicator shows full. The widespread use of this phrase in reputable sources reinforces its acceptability and clarity in both formal and informal communication.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

fully charged

More concise and commonly used, omitting the preposition "at".

completely charged

Emphasizes the completeness of the charging process.

with a complete charge

Highlights the completeness of the charging process, like "completely charged".

100% charged

Uses a percentage to denote the charge level.

charge is full

Simple and direct, stating the condition of the charge.

maximum charge level

Focuses on the charge as a level or state.

at peak charge

Implies the highest possible charge state.

at maximum capacity

More general, applicable beyond batteries to any kind of capacity.

with a full battery

Shifts the focus to the battery itself being full.

fully powered

Describes a device or system that has received maximum power

FAQs

What does "at full charge" mean?

The phrase "at full charge" means that a battery or device has been charged to its maximum capacity and is holding as much electrical energy as it can. It implies the device is ready to be used for its intended purpose without needing to be plugged in.

What are some alternatives to saying "at full charge"?

You can use alternatives like "fully charged", "completely charged", or "maximum charge level" depending on the context.

How can I ensure my device is really "at full charge"?

To ensure your device is truly at its maximum capacity, leave it plugged in for a short time after the charging indicator shows "full". This allows the battery to reach its saturation point. Also, use a charger that is appropriate for your device.

Is it bad to leave a device plugged in "at full charge"?

Modern devices typically have built-in protection circuits that prevent overcharging. However, leaving devices plugged in continuously after reaching "fully charged" for extended periods may contribute to heat buildup, which can degrade the battery over time.