# installed base

idiom

Source: https://englishreference.com/idiom/installed-base
Updated: 2026-08-10

## Meaning

The number of units of a system or product that are currently in use.

## Examples

- Our software has a large installed base of active users.
- The company focuses on maintaining its current installed base while trying to attract new customers to the platform.
- By analyzing the global installed base of these devices, the manufacturer can better predict when users will require hardware replacements.

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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.