DICTIONARY.COM
THESAURUS.COM
MEANINGS
MEANINGS
Emoji
Slang
Acronyms
Pop Culture
Memes
Gender & Sexuality
Mixed-up Meanings
WORD GAMES
WORD GAMES
Quizzes
Crossword Solver
Scrabble Word Finder
Words With Friends Cheat
Daily Crossword Puzzle
LEARN
LEARN
New Words
Parent & Teacher Center
Tips For Parents
Word Facts 101
All About English
Science & Technology
Literature & Arts
WRITING
WRITING
Writing Tool
Writing Prompts
Grammar 101
Writing Tips
Ways to Say It Better
WORD OF THE DAY
WORD OF THE DAY
Word of the Day
Synonym of the Day
Word of the Year
SYNONYMS
DEFINITIONS
Search
MEANINGS
MEANINGS
Emoji
Slang
Acronyms
Pop Culture
Memes
Gender & Sexuality
Mixed-up Meanings
WORD GAMES
WORD GAMES
Quizzes
Crossword Solver
Scrabble Word Finder
Words With Friends Cheat
Daily Crossword Puzzle
LEARN
LEARN
New Words
Parent & Teacher Center
Tips For Parents
Word Facts 101
All About English
Science & Technology
Literature & Arts
WRITING
WRITING
Writing Tool
Writing Prompts
Grammar 101
Writing Tips
Ways to Say It Better
WORD OF THE DAY
WORD OF THE DAY
Word of the Day
Synonym of the Day
Word of the Year
mass number
SEE DEFINITION OF
mass number
noun
protons and neutrons
Synonyms for
mass number
atomic mass
atomic number
atomic volume
atomic weight
nucleon number
TRY
mass number
IN A SENTENCE BELOW
MOST RELEVANT
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
SWAP
mass number
IN A SENTENCE
Join our early testers! See how your sentence looks with different synonyms.
TRY NOW
Characters:
0/140
WORD OF THE DAY
egalitarian
adjective
|
[ih-gal-i-
tair
-ee-
uh
n]
SEE DEFINITION
See
What People Are
Searching
