Browse Dictionary by Letter

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incurious feeling or showing no curiosity or interest.
incursion a raid or sudden invasion. [2 definitions]
incurve to curve inward. [2 definitions]
incus the small middle bone of the mammalian middle ear, shaped like an anvil.
indebted obligated to another person or persons, as for money or favors.
indebtedness the condition of being indebted. [2 definitions]
indecency the quality or state of being indecent. [2 definitions]
indecent not in accord with accepted standards of morality, propriety, or taste; improper or vulgar.
indecipherable not able to be deciphered.
indecision inability or unwillingness to make a decision.
indecisive not definite or conclusive. [2 definitions]
indecorous improper or unbecoming; lacking in taste.
indecorum absence of decorum. [2 definitions]
indeed without any question or doubt; truly; in fact. [2 definitions]
in deep water having great difficulties or trouble.
indefatigable not subject to fatigue; untiring.
indefeasible not capable of being annulled, voided, or terminated.
indefensible not capable of being morally justified; inexcusable. [3 definitions]
indefinable not capable of being defined or described.
indefinite lacking clear definition or limits; vague, undecided, or indeterminate.
indefinite article in English grammar, either of the articles "a" and "an," which do not restrict the nouns or noun equivalents that they modify, but serve to indicate the class to which such modified words belong. (Cf. definite article.)