Search

Main navigation

World
U.S.
People
Math & Science
Language Arts
Homework
Games
Holidays & Calendars
Tools

ADVERTISEMENT

/ School Word

What does deleterious mean?

deleterious

Which has a deleterious effect on people's health?

exercise
smoking
blood

Yesterday's Word Quiz | Tomorrow's Word Quiz

Analogy Quiz
Spelling Bee
Advanced Word Quiz

Featured Videos

ADVERTISEMENT

Flashcards

Hone your math skills with our flashcards!

ADVERTISEMENT

Quizzes

Test your knowledge with our quizzes!

Hangman

Grow your vocab the fun way!

Educate, entertain, and engage with Factmonster.

From the solar system to the world economy to educational games, Fact Monster has the info kids are seeking. Our site is COPPA and kidSAFE-certified, so you can rest assured it's a safe place for kids to grow and explore.

© 2000-2019 Sandbox Networks, Inc. All Rights Reserved.

FactMonster.com is certified by the kidSAFE Seal Program. To learn more, click on the seal or go to www.kidsafeseal.com.

About Us
Advertise with Factmonster
Terms of Use
Contact Us
Citing Factmonster
Do Not Sell My Info (for CA Residents)

Factmonster is part of the FEN Learning family of educational and reference sites for parents, teachers and students.

For more information on our use of cookies and usage policies, please visit our PRIVACY POLICY.

FEN Learning is part of Sandbox Networks, a millennial learning company, reaching hundreds of millions of people across the globe.