Adjective

(en-adj)

Of the highest quality; splendid.

*

*:A great bargain also had been the excellent Axminster carpet which covered the floor; as, again, the arm-chair in which Bunting now sat forward, staring into the dull, small fire.

Exceptionally good of its kind.

*{{quote-magazine, year=2013, month=July-August, author= Catherine Clabby

, magazine=(American Scientist), title= Focus on Everything , passage=Not long ago, it was difficult to produce photographs of tiny creatures with every part in focus. That’s because the lenses that are excellent at magnifying tiny subjects produce a narrow depth of field. A photo processing technique called focus stacking has changed that.}}

Superior in kind or degree, irrespective of moral quality.

*(David Hume) (1711-1776)

*:an excellent hypocrite

*(Beaumont and Fletcher) (1603-1625)

*:Their sorrows are most excellent .

Adjective

(wikipedia undefined) (-)

Lacking a definition or value.

(mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.

The result of division by zero is undefined .