caliculus
Học thuậtThân thiện
Definition
Noun: A very small, cup-shaped anatomical structure or cavity.
Usage
The word "caliculus" is a highly specialized scientific term used primarily in biology and anatomy. It refers to microscopic or very small structures that have a distinctive cup-like form. It is not used in everyday conversation.
Examples
- The caliculus of a taste bud contains the sensory cells.
- Under the microscope, the coral's caliculus houses the individual polyp.
- The optic cup in embryonic development is sometimes referred to as an optic caliculus.
Advanced Usage
- The term is often used in its plural form, caliculi.
- It is frequently found in technical descriptions and scientific literature detailing microscopic anatomy or invertebrate biology.
Variants and Related Words
- Calyculus (noun): An alternative spelling of "caliculus."
- Calyx (noun): A similar term for a cup-shaped structure, but typically larger (e.g., the calyx of a kidney or a flower).
- Cupule (noun): A small cup-shaped structure or organ, often used in botany and zoology as a near-synonym.
Synonyms
- Cupule
- Small cup
- Cup-shaped cavity
Notes on Meaning
The core meaning of "caliculus" is a small, cup-shaped cavity. Its specific application depends on the scientific context: 1. In anatomy/neuroscience, it can refer to structures like the sensory cup of a taste bud. 2. In zoology, it often describes the skeletal cup in corals that contains a polyp. 3. In embryology, it may be used for structures like the optic cup.
Noun
- a small cup-shaped structure (as a taste bud or optic cup or cavity of a coral containing a polyp)