# dissimilar

/dɪˈsɪməɫɝ/ (US) · /dɪsˈɪmɪlɐ/ (UK)

Source: https://englishreference.com/word/dissimilar
Updated: 2026-08-27

## Senses

### 1. different

adjective · CEFR B2

not similar to something else; having different qualities or features.

For teachers: not similar; unlike in nature, quality, or form. Often used in comparative structures with the preposition 'from'.

- The two brothers have very dissimilar personalities, even though they look alike.
- The results of the second study were entirely dissimilar from the first, suggesting that the initial variables had not been properly controlled.

Usage: Commonly follows the verb 'to be' and is often followed by the preposition 'from'.

Teaching tip: This is a more formal alternative to 'different'. Advise students to use it in academic or professional writing to avoid repeating 'different'.

### 2. something different

noun · CEFR C2 · Formal · Technical

a person or thing that is not like others in a group.

For teachers: a thing or person that is dissimilar to others. This nominal use is rare and typically found in technical or philosophical contexts.

- In this list of numbers, the odd one out is a dissimilar.
- The philosopher argued that we only understand the nature of a thing by comparing it to its dissimilars.

Usage: Rarely used as a noun in modern English; usually functions as an adjective.

## Examples

- The two brothers have very dissimilar personalities.
- Although they are both citrus fruits, the flavors of a lemon and an orange are quite dissimilar.
- The architectural styles of the two cities are entirely dissimilar, reflecting the unique historical influences and cultural priorities that shaped their respective urban landscapes over several centuries.

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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.