seri-, ser- +

1. A disloyal person who betrays or deserts his/her cause or religion or political party or friend etc.
2. Someone who abandons his/her duty; such as, in the military service.

1. A process by which an area changes to, or becomes, a desert.
2. The rapid depletion of plant life and the loss of topsoil at desert boundaries and in semiarid regions; usually, caused by a combination of drought and the overexploitation of grasses and other vegetation by people.
3. Etymology: from about 1973, formed from English desert + -ification, "causing to become" as with calcification and stratification.

1. The act of deserting or the state of being deserted.
2. In law, willful abandonment; especially, of one's wife or husband without consent, in violation of legal or moral obligations.
3. An unauthorized act of leaving military service or duty with the intention of not returning.

1. To discourse or to dispute; to discuss.
2. To speak or to write at length.
3. Etymology: from Latin dissertus, past participle of disserere, from dis-, "from" + serere, "to join, to arrange."

1. To formally discourse or to present a formal viewpoint.
2. To discuss a subject fully and learnedly; to discourse.

1. A treatise advancing a new point of view resulting from research; usually a requirement for an advanced academic degree.
2. Any formal discourse in speech or writing.
3. A lengthy, formal treatise, especially one written by a candidate for the doctoral degree at a university; a thesis.
4. Etymology: as far back as 1611, from Latin dissertationem, dissertatio, "discourse"; from dissertare "to debate, to argue"; from disserere, "to discuss, to examine"; from dis-, "apart" + serere, "to arrange words".

The sense of "formal, written treatise" is from about 1651.

1. Relating to dissertations.
2. Resembling a dissertation.

A writer of dissertations.

Of or pertaining to a dissertation or an extended treatment of a subject; especially, in writing.

Someone who talks or holds forth formally about a topic.

1. To put to use or effect; to put forth: "I exerted all of my strength to move the table.
2. To bring to bear; to exercise; to exert one's influence.
3. To make a great effort at a mental or physical task.
4. To put (oneself) to strenuous effort: "We exerted ourselves considerably to raise funds for homeless children."

1. The use of physical or mental energy; hard work.
2. The act or an instance of exerting, especially a strenuous effort.

1. To put or place into something: "He inserted a key into the lock."
2. To introduce or cause to be introduced into the body of something: "She tried to insert an extra paragraph into the article."

1. The act of inserting: "She made an insertion of a coin into a vending machine."
2. Something inserted: "There was an insertion of text in the middle of the paragraph."
3. Additional written material that is inserted into a text.
4. The manner or place of attachment, as of an organ of the body.
5. With lace, embroidery, or the like, to be sewn at each edge between parts of other material.

A television series of short duration, on a single theme.