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faulty

/ˈfɔlti/
/ˈfɔlti/
IPA guide

Other forms: faultier; faultiest

Something that's faulty is full of mistakes — it's wrong. Faulty logic often leads people to make terrible decisions, since they're based on an incorrect way of thinking.

A faulty explanation is based on errors, and a faulty machine doesn't work the way it's supposed to. If your chocolate chip cookies keep coming out burned, your stove may be faulty — or you may be baking them too long. If your car's brakes are faulty, it won't stop as quickly as it should, and if your furnace is faulty, it will be a long, cold winter. Faulty and fail share a common Latin root word.

Definitions of faulty
  1. adjective
    having a defect
    synonyms: defective
    imperfect
    not perfect; defective or inadequate
  2. adjective
    characterized by errors; not agreeing with a model or not following established rules
    “he submitted a faulty report”
    synonyms: incorrect, wrong
    inaccurate
    not exact
Pronunciation
US
/ˈfɔlti/
UK
/ˈfɔlti/
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