Word curio icon

Word Curio

March 23, 2023

Word of the Day: Symbiosis

2 CQ

Word of the Day
: March 23, 2023

\sim-bee-OH-sis\ noun

What It Means

In the field of biology, symbiosis refers to the relationship between two different kinds of living things that live together and depend on each other. In broader, non-scientific contexts, symbiosis means “a cooperative relationship,” such as between two persons or groups.

// A perfect symbiosis was at work between the café’s co-owners, with Stephanie managing the day-to-day operations and Maria handling the finances.

See the entry >

symbiosis in Context

All Merriam-Webster content is available at

  • Recommended Recommended
  • History & In Progress History
  • Browse Library
  • Most Popular Library

Get Personalized Recommendations

Let us help you figure out what to learn! By taking a short interview you’ll be able to specify your learning interests and goals, so we can recommend the perfect courses and lessons to try next.

Start Interview

You don't have any lessons in your history.
Just find something that looks interesting and start learning!

500 characters max