green dinosaur
Noun 1. A living fossil tree: A rare, primitive tree species (genus or subfamily of nut-bearing trees) once thought to be extinct for millions of years, but rediscovered as a single living specimen. It is informally called the "green dinosaur" due to its ancient lineage and survival. * The botanists were thrilled to discover a green dinosaur thriving in the remote rainforest.
The term "green dinosaur" is a specific, informal common name for a recently rediscovered living fossil tree. It is used as a proper noun to refer to this single, unique species. It is primarily used in botanical, scientific, and conservation contexts.
- The discovery of the green dinosaur on Mount Bartle Frere was a major botanical event.
- Conservation efforts are focused on protecting the only known green dinosaur from disease.
- Scientists study the green dinosaur to understand ancient plant lineages.
- Metaphorical use: The term can be used metaphorically to describe any very old-fashioned object, technology, or idea that has surprisingly survived into the present day.
- That manual typewriter in the office is a real green dinosaur.
- Living fossil (n): An informal term for any extant species that closely resembles species known only from fossils, with few related living species. The "green dinosaur" is an example of a living fossil.
- The coelacanth is another famous living fossil.
- Relict species (n): A more formal scientific term for a surviving species of a formerly widespread group.
- Botanical relic (n): A plant that is a surviving remnant from an earlier period.
This term has two distinct meanings: 1. Primary (Proper Noun): The specific, rare tree found in Australia (Wollemia nobilis, though the definition states it was not officially named at the time). 2. Metaphorical (Common Noun): Any ancient or obsolete thing that persists.
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a living fossil or so-called `green dinosaur'; genus or subfamily of primitive nut-bearing trees thought to have died out 50 million years ago; a single specimen found in 1994 on Mount Bartle Frere in eastern Australia; not yet officially named
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