What does actinomorphous mean?
Actinomorphous refers to a type of symmetry in which the parts of an organism are arranged around a central axis, like the spokes of a wheel. This radial symmetry is often seen in flowers, starfish, and other radial animals. The term is derived from the Greek words 'morph' meaning 'form' and 'actino-' meaning 'ray' or 'spoke'. In biology, actinomorphous is used to describe the arrangement of parts in organisms with radial symmetry. This term is often used in contrast to spiral or bilateral symmetry, which are other types of symmetry found in nature. Actinomorphous structures are often characterized by a central axis around which the parts are arranged, and this arrangement allows for maximum exposure to sunlight and other environmental factors. The study of actinomorphous structures is important in understanding the evolution and development of radial animals. Actinomorphous is a useful term in biology, as it provides a clear and concise way to describe the arrangement of parts in organisms with radial symmetry.
adjectiveHaving a radial symmetry, with the parts arranged around a central axis, like the spokes of a wheel.
- Having a radial symmetry, with the parts arranged around a central axis, like the spokes of a wheel.
"The actinomorphous shape of the flower allowed for maximum exposure to sunlight."
"The actinomorphous shape of the flower allowed for maximum exposure to sunlight."
"The radial symmetry of the starfish is an example of actinomorphous structure."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of actinomorphous
The term actinomorphous is derived from the Greek words 'morph' meaning 'form' and 'actino-' meaning 'ray' or 'spoke'. The prefix 'actino-' is also seen in other words such as 'actinometer' and 'actinide'. The term actinomorphous was first used in the 19th century to describe the radial symmetry of flowers and other organisms.
How actinomorphous is actually used
In biology, actinomorphous refers to the arrangement of parts around a central axis, often seen in flowers, starfish, and other radial animals. This term is often used in contrast to spiral or bilateral symmetry.