waning

Definition of Waning in English :

1. waning

a gradual decrease in magnitude or extent

Example Sentences:
'the waning of his enthusiasm was obvious'
'the waxing and waning of the moon'

2. waning

(of the Moon) pertaining to the period during which the visible surface of the moon decreases

Example Sentences:
'after full moon comes the waning moon'

WordNet Lexical Database for English. Princeton University. 2010.

Waning

noun

1.

(of the moon) the act of showing a gradually decreasing portion of illuminated surface, between full moon and new moon

2.

the act of decreasing gradually in size, strength, power, etc

adjective

3.

(of the moon) showing a gradually decreasing portion of illuminated surface, between full moon and new moon

The sky was silvered by a waning moon.

4.

decreasing gradually in size, strength, power, etc

She worried about her mother's waning strength.

intr.v. waned, wan·ing, wanes

1. To decrease gradually in size, number, strength, or intensity: Interest in the subject waned.

2. To show a progressively smaller illuminated area, as the moon does in passing from full to new.

3. To approach an end: The day began to wane.

n.

1. The act or process of gradually declining or diminishing.

2.

a. A time or phase of gradual decrease.

b. The period of the decrease of the moon's illuminated visible surface.

3. A defective edge of a board caused by remaining bark or a beveled end.