Hydromyelia is a medical condition that involves widening of the intraspinal cavity or is a marked dilatation of the central spinal canal. The central canal of the spinal column is the main area of affectation that results to increased pressure due to fluid accumulation.
dangling participle - a participle (usually at the beginning of a sentence) apparently modifying a word other than the word intended: e.g., `flying across the country' in `flying across the country the Rockies came into view'.
A dangling modifier is a phrase or clause which says something different from what is meant because words are left out. Incorrect: While driving on Greenwood Avenue yesterday afternoon, a tree began to fall toward Wendy H's car. (It sounds like the tree was driving! This actually appeared in a newspaper article.