mac·ro·pinacoid
| \ ¦makrō+ \
Definition of macropinacoid
: a pinacoid having faces parallel to the longer lateral and the vertical axis
Keep scrolling for more
Test Your Vocabulary
Who Knew?
-
- What is a ruelle?

Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ
Spell words. Make bears.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Share macropinacoid