What does the word harmful mean?

    Part of speech: adjective

  • Injurious.

  • Part of speech: adverb

  • Harmfully.

  • Part of speech: noun

  • Harmfulness.

  • Part of speech: adjective

  • Having power to injure; noxious.

Usage examples for harmful

  1. The pupils already know that some kinds belonging to this class cause the decay of food, and now they are ready to be told that other harmful kinds of microscopic plants gain entrance to our bodies and cause disease. – Ontario Teachers' Manuals: Household Management by Ministry of Education
  2. And, already beginning to have thoughts of abandoning that course which was sure to be in every way most harmful, I was about to call her back to give me encouragement, when a new and unforeseen event suddenly changed my intention. – La Fiammetta by Giovanni Boccaccio
  3. This destroys their value as expressions of affection, and makes the custom harmful. – The Etiquette of To-day by Edith B. Ordway