plural noun
Hy·​per·​i·​ca·​ce·​ae | \hīˌperəˈkāsēˌē\

Definition of Hypericaceae 

in some classifications

: a family of dicotyledonous plants of warm and temperate regions that are distinguished by opposite resinous-dotted leaves, regular flowers with numerous fascicled stamens, and a 3- to 5-loculed ovary and that are often included among the Guttiferae

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for Hypericaceae

New Latin, from Hypericum, type genus + -aceae

Keep scrolling for more

Learn More about Hypericaceae

Share Hypericaceae

Statistics for Hypericaceae

Look-up Popularity

Comments on Hypericaceae

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


to express warning or disapproval

Get Word of the Day daily email!

Test Your Vocabulary

Autumn Words of the Day 2018

  • a-top-down-image-of-road-through-an-autumn-forest
  • Which is a synonym of fugacious?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Add Diction

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


Love words? Need even more definitions?

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