The definition for retroactive is "effective as of a prior time or condition." Used in a sentence: The retroactive law made even past infractions punishable. The definition for corrective is "intended to correct.", the definition for melee is "A tumultuous fight among several people.", and the definition for aesthete is "Person having or affecting sensitivity to beauty."

The definition for impenitent is "Lacking remorse." Used in a sentence: The impenitent criminal received a harsh penalty, but his remorseful accomplice was released. The definition for genial is "sympathetic, friendly.", the definition for corroborate is "To support with evidence.", and the definition for rhapsody is "State of great happiness."

The definition for civility is "Politeness." Used in a sentence: The usually unruly Thomas acted with great civility when his favorite uncle visited. The definition for exception is "a case to which the rule does not apply.", the definition for derivative is "Lacking originality.", and the definition for salvage is "To save from ruin."

The definition for avian is "Relating to birds." Used in a sentence: The old man affectionately referred to pigeons as his "avian friends." The definition for corrosive is "bitingly sarcastic.", the definition for drab is "Dull, monotonous.", and the definition for fidelity is "State of being faithful."

The definition for meticulous is "Extrememly careful regarding details." Used in a sentence: The meticulous detective found every shred of evidence at the crime scene. The definition for incumbent is "necessary as a duty or responsibility.", the definition for incidental is "Minor.", and the definition for insolence is "Boldness or rudeness."