phototaxis

play
noun pho·to·tax·is \ˌfō-tō-ˈtak-səs\

Definition of phototaxis

  1. :  a taxis in which light is the directive factor

Origin and Etymology of phototaxis

New Latin


Medical Dictionary

phototaxis

play
noun pho·to·tax·is \-ˈtak-səs\

Medical Definition of phototaxis

plural

phototaxes

\-ˌsēz\play
  1. :  a taxis in which light is the directive factor

Learn More about phototaxis


Seen and Heard

What made you want to look up phototaxis? 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

lethargy or dullness

Get Word of the Day daily email!

Test Your Vocabulary

Time Traveler Quiz: Which Word Came First?

  • time-traveler-quiz-which-word-came-first
  • Which came first?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
SCRABBLE® Sprint

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!