D defs.my
Entry 2 senses Webster, 1913

Modify

/mäd'-əf-īˌ/ · Mod·i·fy · IPA /ˈmɑ.dɪˌfaɪ/
01 v. t. To change somewhat the form or qualities of; to change a part of something while leaving most parts unchanged; to alter somewhat; as, to mo…
imp. & p. p. Modified; p. pr. & vb. n. Modifying
  1. 1.
    To change somewhat the form or qualities of; to change a part of something while leaving most parts unchanged; to alter somewhat; as, to modify a contrivance adapted to some mechanical purpose; to modify the terms of a contract.
  2. 2.
    To limit or reduce in extent or degree; to moderate; to qualify; to lower.
    “Of his grace He modifies his first severe decree.” Dryden.