lengthening
noun
- increase in length
Wiktionary
Pronunciation: /ˈlɛŋ(k)θənɪŋ/ / /ˈlɛŋ(k)θnɪŋ/
noun
Etymology: Etymology tree English lengthen Middle English -ynge English -ing English lengthening From lengthen + -ing.
- The process of making or growing longer.
“This enabled an additional 15-20 containers to be carried per train, giving a 20% productivity gain, and was partly enabled by Network Rail completing the lengthening of loops on the route northwards from Southampton via Banbury.”
- a type of sound change when a sound (especially a vowel) lengthens
verb
Etymology: Etymology tree English lengthen Middle English -ynge English -ing English lengthening From lengthen + -ing.
- present participle and gerund of lengthen