allotropy

noun al·lot·ro·py \ ə-ˈlä-trə-pē \

Definition of allotropy

plural allotropies
: the existence of a substance and especially an element in two or more different forms (as of crystals) usually in the same phase

allotropic

play \ˌa-lə-ˈträ-pik\ adjective

First Known Use of allotropy

circa 1842

in the meaning defined above

See Words from the same year
NEW! Time Traveler

Medical Dictionary

allotropy

noun al·lot·ro·py \ ə-ˈlä-trə-pē \

medical Definition of allotropy

plural allotropies
: the existence of a substance and especially an element in two or more different forms (as of crystals) usually in the same phase

allotropic

play \ˌal-ə-ˈträp-ik\ adjective

allotropically

play \-i-k(ə-)lē\ adverb

Learn More about allotropy


Seen and Heard

What made you want to look up allotropy? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

talkative or wordy

Get Word of the Day daily email!

Test Your Vocabulary

Words Used by Nabokov Quiz

  • image1676440788
  • Choose the best definition or synonym for the word in bold: "There are some eructations that sound like cheers—at least, mine did." Lolita
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Syn City

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!