Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “strengthen”

strengthen

verb [I or T] uk   /ˈstreŋ.θən/ us  
B2 to make something stronger or more effective, or to become stronger or more effective: They have been strengthening their border defences in preparation for war. His battle against cancer has strengthened his belief in God. The accident strengthens the case for better safety measures at fairgrounds. The bank loan has greatly strengthened our financial position. The organization's aim is to strengthen the cultural ties between Britain and Germany. The rise in US interest rates caused the dollar to strengthen (= increase in value) against all the Asian currencies.
(Definition of strengthen from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of strengthen?
Add Cambridge dictionaries to your browser to your website

Definitions of “strengthen” in other dictionaries

Word of the Day

hello stranger

said to a person that you know but have not seen for a long time

Word of the Day

Come on – you can do it! Phrasal verbs with ‘come’.

by Liz Walter​,
November 19, 2014
As part of an occasional series on the tricky subject of phrasal verbs, this blog looks at ones formed with the verb ‘come’. If you are reading this blog, I’m sure you already know come from, as it is one of the first things you learn in class: I come from Scotland/Spain.

Read More 

silver splicer noun

November 17, 2014
informal a person who marries in later life Newly retired and now newlywed – rise of the ‘silver splicers’ Reaching pension age becomes a trigger to tie the knot as baby-boomers begin to redefine retirement

Read More