logo-, log-, -logia, -logic, -logical, -logism, -logician, -logian, -logue

Great loquacity. Considered obsolete because an abnormal mental state that is characterized only by great loquacity is difficult to diagnose as the only symptom of a psychiatric symptom.

1. Any neurosis marked by speech disorders.
2. Neurosis associated with a speech defect.

The science of language or words.

1. A branch of science concerned with the physiology and pathology of the organs of speech and with the correction of speech defects.
2. The study and treatment of speech disorders and their corrections.

Any disorder of speech arising from the derangement of the central nervous system.

Any speech defect or disorder: The term logopathy, which is outdated and not used in the working medical language, is associated with damage to the central nervous system or due to a cerebral disease.

One who “eats” his, or her, own words.

A form of aphasia, characterized by loss of the ability to use articulate language correctly.

One who loves words or who has a special fondness for words: Mr. Robertson was a real word buff, or logophile, who collected many words that were difficult to find in the usual dictionaries.

A fondness for words; the love of words: Jack certainly had a case of logophilia, especial in regard to word games, like crossword puzzles and the game Scrabble!

An abnormal anxiety about words or talking: Sammy wasn't very good in his English class in school and was very troubled when speaking to others, or especially when writing anything, and his teacher mentioned to the parents that he might have logophobia.

Preoccupation with thoughts about a particular word.

Any paralysis of the speech organs.

The use of words, not only for their direct meaning, but also for the uniquely aesthetic content; i.e., that which cannot be captured by music or other art forms.

1. Excessive talkativeness; especially, when the words are uncontrolled or incoherent, as is seen in certain psychiatric illnesses.
2. It is characteristic of manic episodes and is found in schizophrenia among other disorders.
3. Logorrhea is sometimes used as an equivalent to tachylogia, although the latter suggests abnormal rapidity of speech rather than an excessive amount.