# wattage

/ˈwɑtədʒ/ (US) · /wˈɒtɪdʒ/ (UK) · CEFR B2 · Noun

Source: https://englishreference.com/word/wattage
Updated: 2026-10-17

## Definition

how much electrical power something uses or makes, measured in watts. You see it on light bulbs and home machines to show how powerful they are.

For teachers: the amount of electrical power produced or consumed, expressed in watts. Typically used to indicate the power rating of appliances, bulbs, and audio equipment.

## Examples

- This light bulb has a wattage of 60 watts.
- Check the wattage on the heater before you plug it into that old socket.
- The studio upgraded its amplifiers to higher wattage to fill the larger hall without losing sound clarity.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.