Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

actinomorphic

play
adjective ac·ti·no·mor·phic \ˌak-(ˌ)ti-nō-ˈmȯr-fik, -tə-nō-; ak-ˌti-nō-\

Definition of actinomorphic

  1. :  being radially symmetrical and capable of division by any longitudinal plane into essentially symmetrical halves <an actinomorphic tulip flower>

ac·ti·no·mor·phyplay \ˈak-tə-nō-ˌmȯr-fē, ak-ˈti-nō-\ noun


Origin of actinomorphic

International Scientific Vocabulary


First Known Use: 1881


Seen and Heard

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

WORD OF THE DAY

February 9, 2016

marked by high spirits and laughter

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image1037863653

Which of the following refers to thin, bending ice, or to the act of running over such ice?

kittly-benders pince-nez spindrift duvet
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ