Skip to content
0
  • Definitions
    • Browse A–Z
    • Recently Added
    • Most Popular
    • Most Viewed
    • Word Lists
    • All Categories
  • Learn & Play
    • Hangman Game
    • Grammar Check
    • Common English Words
    • Words Containing "Black"
    • English Practice Chat
  • Articles
    • Evolution of Dictionaries
    • Business Jargon Decoded
    • Build Your Vocabulary
    • Word Etymology Guide
    • Commonly Confused Words
    • Medical Terminology
    • Legal Terminology
    • Business Communication
  • Definitions
    • Browse A–Z
    • Recently Added
    • Most Popular
    • Most Viewed
    • Word Lists
    • All Categories
  • Learn & Play
    • Hangman Game
    • Grammar Check
    • Common English Words
    • Words Containing "Black"
    • English Practice Chat
  • Articles
    • Evolution of Dictionaries
    • Business Jargon Decoded
    • Build Your Vocabulary
    • Word Etymology Guide
    • Commonly Confused Words
    • Medical Terminology
    • Legal Terminology
    • Business Communication
Collapse
Define Dictionary Meaning - True Words & Their Meanings
  1. Define Dictionary Meaning
  2. Categories
  3. Definitions
  4. Isotopes

Isotopes

Scheduled Pinned Locked Moved Definitions
2 Posts 2 Posters 125 Views
  • Oldest to Newest
  • Newest to Oldest
  • Most Votes
Reply
  • Reply as topic
Log in to reply
This topic has been deleted. Only users with topic management privileges can see it.
  • Zipporah Schumakerundefined Offline
    Zipporah Schumakerundefined Offline
    Zipporah Schumaker
    wrote on last edited by admin
    #1

    Forms of the same chemical element that differ only by the number of neutrons in their nucleus. Most elements have more than one naturally occurring isotope. Many isotopes have been produced in reactors and scientific laboratories.

    1 Reply Last reply
    0
    • Julianundefined Offline
      Julianundefined Offline
      Julian
      wrote on last edited by
      #2

      a form of an atom that has a different atomic weight from other forms of the same atom but the same chemical structure:

      1 Reply Last reply
      0
      Reply
      • Reply as topic
      Log in to reply
      • Oldest to Newest
      • Newest to Oldest
      • Most Votes


      Look Up a Word

      Browse A–Z

      ABC DEF GHI JKL MNO PQR STU VWX YZ

      Popular Definitions

      1 Turban 2 Tripple 3 Blessing 4 Bonnet 5 Serendipity 6 Wanderlust 7 Nostalgia 8 Integrity
      View all popular

      Know a better definition?

      Share your knowledge with the community

      Add a Definition

      Explore More Definitions

      Browse our collection of 300,000+ community-written definitions

      Browse A–Z Most Popular Recently Added
      Define Dictionary Meaning
      Most Popular Words All Definitions Terms of Service Privacy Policy Browse Lists

      © 2026 Define Dictionary Meaning. All rights reserved

      • Login

      • Don't have an account? Register

      • Login or register to search.
      • First post
        Last post