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Definition of fortify verb from the Oxford Advanced Learner's Dictionary

fortify

verb
 
/ˈfɔːtɪfaɪ/
 
/ˈfɔːrtɪfaɪ/
Verb Forms
present simple I / you / we / they fortify
 
/ˈfɔːtɪfaɪ/
 
/ˈfɔːrtɪfaɪ/
he / she / it fortifies
 
/ˈfɔːtɪfaɪz/
 
/ˈfɔːrtɪfaɪz/
past simple fortified
 
/ˈfɔːtɪfaɪd/
 
/ˈfɔːrtɪfaɪd/
past participle fortified
 
/ˈfɔːtɪfaɪd/
 
/ˈfɔːrtɪfaɪd/
-ing form fortifying
 
/ˈfɔːtɪfaɪɪŋ/
 
/ˈfɔːrtɪfaɪɪŋ/
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  1. fortify something (against somebody/something) to make a place more able to resist attack, especially by building high walls
    • a fortified town
    • They fortified the area against attack.
  2. fortify somebody/yourself (against somebody/something) to make somebody/yourself feel stronger, braver, etc.
    • He fortified himself against the cold with a hot drink.
    • Although fortified by its election success, the government remains cautious in its policies.
  3. to make a feeling or an attitude stronger
    • The news merely fortified their determination.
  4. [usually passive] to increase the strength or quality of food or drink by adding something to it
    • (be) fortified Sherry is fortified wine (= wine with extra alcohol added).
    • (be) fortified with something cereal fortified with extra vitamins
  5. Word Originlate Middle English: from French fortifier, from late Latin fortificare, from Latin fortis ‘strong’.
See fortify in the Oxford Advanced American Dictionary
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