A phage (or other virus) as found in its encapsidated state either as a free phage or prior to its release from its parental infection.
A virus particle, contrasting with a phage (or virus) infection.
An important means of classification of viruses, including phages, is in terms of virion morphology, usually as determined via the use of an electron microscope.
For more on this topic, see Wikipedia, Google, and PubMed. Contact web master. Return to terms.