Verb

(en verb)

To make plain, manifest, or intelligible; to clear of obscurity; to illustrate the meaning of.

*

The boy became volubly friendly and bubbling over with unexpected humour and high spirits. He tried to persuade Cicely to stay away from the ball-room for a fourth dance. Nobody would miss them, he explained .

* {{quote-magazine, date=2012-03

, author=, volume=100, issue=2, page=106 , magazine=(American Scientist) , title= Pixels or Perish , passage=Drawings and pictures are more than mere ornaments in scientific discourse. Blackboard sketches, geological maps, diagrams of molecular structure, astronomical photographs, MRI images, the many varieties of statistical charts and graphs: These pictorial devices are indispensable tools for presenting evidence, for explaining a theory, for telling a story.}}

To give a valid excuse for some past behavior.

* {{quote-magazine, date=2013-06-07, author=David Simpson

, volume=188, issue=26, page=36, magazine=(The Guardian Weekly) , title= Fantasy of navigation , passage=It is tempting to speculate about the incentives or compulsions that might explain why anyone would take to the skies in [the] basket [of a balloon]: perhaps out of a desire to escape the gravity of this world or to get a preview of the next; […].}}

(obsolete) To make flat, smooth out.

(obsolete) To unfold or make visible.

* (John Evelyn) (1620-1706)

The horse-chestnut isready to explain its leaf.

Verb

(en verb)

To declare with assurance or plainly and strongly; to state positively.

* {{quote-magazine, year=2012, month=March-April

, author=Colin Allen , title=Do I See What You See? , volume=100, issue=2, page=168 , magazine=(American Scientist) citation , passage=Numerous experimental tests and other observations have been offered in favor of animal mind reading, and although many scientists are skeptical, others assert that humans are not the only species capable of representing what others do and don’t perceive and know.}}

he would often assert his beliefs to us

To use or exercise and thereby prove the existence of.

to assert one's authority

Salman Rushdie has asserted his right ... to be identified as the author of this work

To maintain or defend, as a cause or a claim, by words or measures; to vindicate a claim or title to; as, to assert our rights and liberties.

The quasi-judicial pre-grant process of asserting patent rights and appeals procedures during patent examination; 'to assert' patent rights means to defend or maintain patent rights.

(computer science) To make true; to make equal to 1. (rfex)