Simple Definition of fortify
: to strengthen (a place) by building military defenses (such as walls, trenches, etc.)
: to make (someone or something) stronger
: to make (yourself) feel stronger or less fearful
Full Definition of fortify
: to make strong: as a : to strengthen and secure (as a town) by forts or batteries b : to give physical strength, courage, or endurance to <fortified by a hearty meal> c : to add mental or moral strength to : encourage <fortified by prayer> d : to add material to for strengthening or enriching <fortified milk>
: to erect fortifications
Examples of fortify in a sentence
fortify a city against attack
a city fortified by high walls
Support for his theories has been fortified by the results of these experiments.
He took a deep breath to fortify himself before stepping onto the stage.
milk fortified with vitamin D
Origin of fortify
Middle English fortifien, from Anglo-French fortifier, from Late Latin fortificare, from Latin fortis strong
First Known Use: 15th century
Rhymes with fortify
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FORTIFY Defined for Kids
Definition of fortify for Students
1 : to make strong <Walls fortified the city against attack.> <Calcium fortifies bones.>
2 : to add material to (something) to strengthen or improve it <The cereal was fortified with vitamins.>
Seen and Heard
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