distinctive feature

noun phrase
UK /dɪˈstɪŋk.tɪv ˈfiː.tʃər/
US /dɪˈstɪŋk.tɪv ˈfiː.tʃɚ/

A special thing that makes someone or something easy to tell apart from others.

The bird's bright red beak is its most distinctive feature.


OTHER MEANINGS

2. A noticeable part of a face or body.

Her smile is her most distinctive feature.

3. An important part of a design or product that makes it different.

The phone's distinctive feature is its folding screen.

4. A sound quality that helps tell speech sounds apart in language study.

Voicing is a distinctive feature that separates 'b' from 'p'.