What does cyclostome mean?
A cyclostome is a type of ancient, jawless fish that includes lampreys and hagfishes. Characterized by their unique, tooth-lined mouths, cyclostomes have been on the planet for over 300 million years. They are of great interest to scientists due to their ability to survive in low-oxygen environments and their primitive characteristics, which provide valuable insights into the evolution of vertebrates. The term cyclostome is used in formal or technical contexts, such as biology or ichthyology, and is not commonly found in everyday language. Despite this, the study of cyclostomes continues to contribute significantly to our understanding of the diversity and complexity of life on Earth.
nounA cyclostome is a type of jawless fish, including lampreys and hagfishes, characterized by a circular mouth with rows of teeth.
- a type of jawless fish
"The cyclostome's unique dental structure allows it to attach to and feed on other fish."
"The cyclostome's ability to survive in low-oxygen environments is of great interest to scientists."
"Cyclostomes have been on the planet for over 300 million years, long before jawed fish evolved."
Used when referring to multiple individuals of this type of fish.
"Scientists have discovered several species of cyclostomes in the deep waters of the ocean."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of cyclostome
The word cyclostome originates from the Greek words 'cyclos', meaning circle, and 'stoma', meaning mouth. This refers to the characteristic circular mouth of these jawless fish. The term has been used in biology since the 19th century to classify these ancient creatures.
Usage notes
The term cyclostome is primarily used in formal or technical contexts, such as biology or ichthyology.