Definition

Noun: A very small, tube-like channel or passage within biological tissue. This microscopic canal is found in certain structures, such as bone (connecting bone cells) and plant tissues, serving for the transport of fluids or nutrients.

Usage

The term is used in specialized biological, anatomical, and botanical contexts to describe microscopic tubular structures. * The canaliculus allows osteocytes in bone to communicate and exchange materials. * Under the microscope, you can see the network of canaliculi radiating from the lacuna.

Advanced Usage

• Bony canaliculi: Specifically refers to the tiny channels in compact bone that connect lacunae, housing bone cells (osteocytes).
• Biliary canaliculus: Refers to the smallest bile-carrying channels between liver cells (hepatocytes).

Variants and Related Words

• Canaliculi (plural): The plural form of canaliculus.
• Canalicular (adjective): Relating to or resembling a canaliculus. (e.g., ).

Synonyms

• Microcanal
• Tubule (in specific contexts)
• Ductule

Different Meanings

The word canaliculus has a single, highly specific meaning in anatomy and biology. It does not have common idiomatic or figurative uses.

Noun

1. a small canal or duct as in some bones and parts of plants