noun
- things that make something longer or extend its length
Examples
- Hair lengtheners like extensions can add several inches instantly.
- The tailor used fabric lengtheners to adjust the hem of the dress.
- These cable lengtheners will help you reach the outlet across the room.
- Vowel lengtheners in some languages change the meaning of words.
- The carpenter needed board lengtheners to complete the project.
- Mascara lengtheners make eyelashes appear longer and fuller.