English Reference
adjective · noun

dissimilar

adj. · n.
US /dɪˈsɪməɫɝ/ UK /dɪsˈɪmɪlɐ/ dis·sim·i·lar UK spelling dissimilars

  1. 01 B2 Upper Intermediate

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

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

    Simple

    The two brothers have very dissimilar personalities, even though they look alike.

    In context

    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'.

    Teacher's tip

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

    Pitfall
    The two cultures are dissimilar to each other. The two cultures are dissimilar from each other.

    While 'to' is sometimes used, 'from' is the standard preposition for showing difference in formal English.

  2. 02 C2 Proficiency FormalTechnical

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

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

    Simple

    In this list of numbers, the odd one out is a dissimilar.

    In context

    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.


From dis- + similar.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Level B2 · Upper Intermediate
Frequency Occasional
Updated