To fortify is defined as to make something stronger.(verb)
An example of to fortify is to add extra support to a building.
See fortify in Webster's New World College Dictionary
Origin: ME fortifien < OFr fortifier < LL fortificare < L fortis, strong (see fort) + facere, to make, do
See fortify in American Heritage Dictionary 4
verb for·ti·fied, for·ti·fy·ing, for·ti·fies verb, transitive
Origin: Middle English fortifien
Origin: , from Old French fortifier
Origin: , from Late Latin fortificāre
Origin: , from Latin fortis, strong; see bhergh-2 in Indo-European roots.
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