ultrastructure

noun ul·tra·struc·ture \ ˈəl-trə-ˌstrək-chər \

Definition of ultrastructure

:biological structure and especially fine structure (as of a cell) not visible through an ordinary microscope

ultrastructural

play \ˌəl-trə-ˈstrək-chə-rəl, -ˈstrək-shrəl\ adjective

ultrastructurally

adverb

First Known Use of ultrastructure

1939


Medical Dictionary

ultrastructure

noun ul·tra·struc·ture \ ˈəl-trə-ˌstrək-chər \

medical Definition of ultrastructure

:biological structure and especially fine structure (as of a cell) not visible through a light microscope

ultrastructural

play \ˌəl-trə-ˈstrək-chə-rəl, -ˈstrək-shrəl\ adjective

ultrastructurally

play \\ adverb

Seen and Heard

What made you want to look up ultrastructure? 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

to praise usually to excess

Get Word of the Day daily email!

Test Your Vocabulary

Find the Cousins

  • a-large-tree-with-many-branches
  • Which pair shares a common word ancestor?
Spell It

Can you spell these 10 commonly misspelled words?

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!