Dictionary.com
Word
of the
Day
Translate
Games
Blog
Thesaurus.com
Favorites
Dictionary.com
Thesaurus.com
My Account
Log Out
Log In
Try Our Apps
definitions
definitions
synonyms
translations
Follow @dictionarycom
follow Dictionary.com
The Best Internet Slang
Favorite Button
CITE
Translate
Facebook
Share
Twitter
Tweet
Google+
Share
Hero's formula
[
heer
-ohz]
/ˈhɪər oʊz/
Spell
Syllables
Word Origin
noun
,
Geometry.
1.
the formula for the area of a triangle when the sides are given: for a triangle with sides
a, b,
and
c,
the area is equal to
, where
s
is equal to one half the perimeter of the triangle.
Origin of
Hero's formula
Expand
named after
Hero
of Alexandria
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Discover our greatest slideshows
11 Back To School Quotes To...
Far Out! Freaky 60s Slang Explained
15 Quotes About the Power of Words
How to Name Your Beard
Browse more topics on our blog
What Is the Difference Between Discreet and Discrete?
Learn the correct uses of these two commonly confused homophones.
What Character Was Removed from the Alphabet?
What mistaken pronunciation gave this character its name?
Apostrophes 101
This small mark has two primary uses: to signify possession or omitted letters.
How Do I Get a Word into the Dictionary?
People invent new words all the time, but which ones actually make it?
Word of the Day
Difficulty index for
Hero's formula
Few English speakers likely know this word
Word Value for
Hero
7
6
Scrabble
Words With Friends
Nearby words for hero's formula
herniorrhaphy
herniotomy
hernshaw
hero
hero sandwich
hero's formula
hero-worship
herod
herod agrippa
herod agrippa i
herod agrippa ii
EVERYTHING AFTER Z