noun ·Uncommon ·Advanced level

Definitions

Noun

1. 1
   The diversity (number and variety of species) of plant and animal life within a region. countable, uncountable

   "A drop in global biodiversity is putting our ability to produce food at risk, a new United Nations report warns."

2. 2
   the diversity of plant and animal life in a particular habitat (or in the world as a whole) wordnet

Example

More examples

"Biodiversity continues to decline each year."

Etymology

From bio- + diversity.

Related phrases

agricultural biodiversitybiodiversity hotspotbiodiversity offsethuman biodiversityagricultural biodiversity

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.