The meaning of STRENGTHEN is to make stronger, more forceful, more effective, etc.. How to use strengthen in a sentence.

STRENGTHEN definition: 1. to make something stronger or more effective, or to become stronger or more effective: 2. to…. Learn more.

Define strengthen. strengthen synonyms, strengthen pronunciation, strengthen translation, English dictionary definition of strengthen. v. strength·ened , strength·en·ing , strength·ens v. …

If something strengthens a person or group or if they strengthen their position, they become more powerful and secure, or more likely to succeed. Giving the president the authority to go to war …

Strengthen definition: to make stronger; give strength to.. See examples of STRENGTHEN used in a sentence.

Oct 26, 2025 · strengthen (third-person singular simple present strengthens, present participle strengthening, simple past and past participle strengthened) (transitive) To make strong or …

strength•en /ˈstrɛŋkθən, ˈstrɛn-/ v. to (cause to) grow stronger; give strength (to): [no object] The hurricane strengthened overnight. [~ + object] We'll have to strengthen our defenses.

To strengthen means to make or become stronger, more robust, or more proficient. This could involve increasing physical power, improving a skill or ability, reinforcing a structure or an …

Factsheet What does the verb strengthen mean? There are 13 meanings listed in OED's entry for the verb strengthen. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Definition of strengthen verb from the Oxford Advanced Learner's Dictionary. [intransitive, transitive] to become more powerful or effective; to make somebody/something more powerful …