actinopod
Definition
Noun: 1. A type of protozoan: An actinopod is a member of a group of protozoa (single-celled organisms) characterized by having stiff, slender, radiating projections called axopods or actinopods, which are used for capturing food and for movement.
Usage
The term "actinopod" is a scientific, taxonomic classification used primarily in biology and zoology. * Under the microscope, the intricate structure of the actinopod was visible, with its needle-like pseudopods extending in all directions. * The study focused on the diversity of actinopods found in marine plankton samples.
Advanced Usage
- In biological classification: The term is often used in the plural ("actinopods") to refer to the collective group Actinopoda, which includes organisms like heliozoans and radiolarians.
- The water sample was rich in planktonic actinopods.
Variants and Related Words
- Actinopoda (n): The taxonomic subclass or group to which actinopods belong.
- Axopod (n): The stiff, radiating cytoplasmic projection characteristic of actinopods.
- Heliozoan (n): A type of freshwater actinopod, often called "sun animalcules" due to their spherical shape and radiating axopods.
- Radiolarian (n): A type of marine actinopod with a complex silica skeleton.
Synonyms
- Protozoan (n): A more general term for a single-celled, eukaryotic organism, which includes actinopods.
- Sarcodine (n): A member of the subphylum Sarcodina, which includes protozoans that move and capture food using pseudopodia (like actinopods and amoebas).
Noun
-
protozoa having stiff rodlike radiating pseudopods
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