v.
Pronunciation: pr ə - ' lo ̇ ŋ
Function: transitive verb
Etymology: Middle English, from Middle French prolonguer, from Late Latin prolongare, from Latin pro- forward + longus longitude
Date: 15th century
1 : to lengthen in time : CONTINUE
2 : to lengthen in extent, scope, or range
synonyms see EXTEND
– pro · lon · ga · tion \ ( ˌ )pr ō - ˌ lo ̇ ŋ - ' g ā -sh ə n, pr ə - \ noun
– pro · long · er \ pr ə - ' lo ̇ ŋ - ə r \ noun