order Actinaria
- noun
- Specialized
- Members of the order Actinaria are commonly known as sea anemones.
Examples
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The order Actinaria includes species found in oceans worldwide.
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Biologists study the order Actinaria to understand coral reef ecosystems.
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The order Actinaria includes many fascinating species.
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Did you know that the order Actinaria contains sea anemones?
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Biologists study the order Actinaria to understand coral reef ecosystems.
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Members of the order Actinaria are commonly known as sea anemones.
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The order Actinaria includes species found in oceans worldwide.
Synonyms
A group of sea animals like sea anemones with a soft body and tentacles around the mouth
A group of sea animals like sea anemones with a tube body and tentacles around the mouth
Sea animals with soft, colorful bodies and many tentacles that attach to rocks or coral
Surface Forms
Morphology
This is a compositional taxonomic phrase: 'order' (a taxonomic grouping) combined with the taxon name 'Actinaria' yields the meaning 'the taxonomic order consisting of Actinaria (sea anemones)'. This follows a regular, cross-linguistic pattern of naming biological ranks, so a B1 learner who knows both constituents can infer the MWE's meaning.
Etymology
Order Actinaria combines order, meaning a 'group' of related animals, and Actinaria, from an old Greek word for 'rays'. The name comes from the many tentacles of sea anemones that spread out like rays, so order Actinaria means the group of animals with ray-like tentacles, the sea anemones.