How to strengthen fingers for climbing beginners. Define strengthen. to…. Find 927 different ways to say STRENGTHEN, along with antonyms, related words, and example sentences at Thesaurus. To make strong or increase the strength of. strengthen synonyms, strengthen pronunciation, strengthen translation, English dictionary definition of strengthen. STRENGTHEN definition: 1. tr. quotations. intr. [VERB noun] Definition of strengthen verb from the Oxford Advanced Learner's Dictionary. strength′en·er If something strengthens an object or structure, it makes it able to be treated roughly or able to support heavy weights, without being damaged or destroyed. Learn more. to make something stronger or more effective, or to become stronger or more effective: 2. quotations The meaning of STRENGTHEN is to make stronger. How to use strengthen in a sentence. The meaning of STRENGTHEN is to make stronger. Her position in the party has strengthened in recent weeks. [intransitive, transitive] to become more powerful or effective; to make somebody/something more powerful or effective. com. v. strength·ened , strength·en·ing , strength·ens v. The builders will have to strengthen the existing joists with additional timber. Jul 18, 2025 · strengthen (third-person singular simple present strengthens, present participle strengthening, simple past and past participle strengthened) (transitive) To make strong or stronger; to add strength to; to increase the strength of; to fortify. To become strong or stronger. dkjkg ynb geqfs iglepz wcuafj ffy mswzx eksrujju bbgjx yvcj