Merriam-Webster Logo
SINCE 1828
Menu
×

An Encyclopædia Britannica Company

rosaceous

adjective ro·sa·ceous \ rō-ˈzā-shəs \
See What's Trending Now See More Trending Words

Definition of rosaceous

: of or relating to roses or the rose family
  • a faint rosaceous aroma
  • rosaceous genera

Origin and Etymology of rosaceous

ultimately from Latin rosa

Other Seed Plant Terms

aubergine, box, bramble, briar, composite, perpetual, pulse, trefoil

Learn More about rosaceous

  1. See words that rhyme with rosaceous

Seen and Heard

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

show hide

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

slew

play

a large number

Get Word of the Day daily email!

TRENDING NOW

  1. symbiote 'an organism living in symbiosis'

  2. charlatan 'faker or fraud'

  3. lowlife 'a person of low moral character'

  4. kakistocracy 'government by the worst people'

  5. slimeball 'a morally repulsive or odious person'

SEE ALL

Love words? Need even more definitions?

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

Words at Play

image278155226
All the Hits

8 obscure words for bodily harm

alt-5adf93a49b0b2
The Fossil Encased in "Case In Point"

"In point" only lives in this phrase.

alt-5adf5d017e6bf
‘Sleight’ or ‘Slight’ of Hand?

Watch closely and be amazed.

alt-5ade0f1ca7a0c
'Complement' vs. 'Compliment'

The distinction is clear (now).

Ask the Editors

image1760257654
2017 Word of the Year: Behind the Scenes

How we chose 'feminism'

video-title-words-of-the-year-1066
Words of the Year: 1066

Or, Why Pig Meat is Called 'Pork' and Cow Meat is Called 'Beef'

video-literally
Literally

How to use a word that (literally) drives some people nuts.

video-his-or-her
Is Singular 'They' a Better Choice?

The awkward case of 'his or her'

Word Games

image1926873504
Odd Habits and Quirks Quiz

Test your knowledge of strange human behaviors.

Take the quiz
cats-on-impossible-timber
More Confusing Words—Quiz

How many of these commonly confused words do you know?

Take the quiz
True or False
True or False?

Test your knowledge - and maybe learn something along the way.

Take the quiz
SCRABBLE® Sprint
SCRABBLE® Sprint

SCRABBLE® fans, sharpen your skills!

Play the game