gibbous

Definition of Gibbous in English :

characteristic of or suffering from kyphosis, an abnormality of the vertebral column

2. gibbose, gibbous

(used of the moon) more than half full

WordNet Lexical Database for English. Princeton University. 2010.

Gibbous

adjective

1.

(of the moon or a planet) more than half but less than fully illuminated

2.

having a hunchback; hunchbacked

3.

bulging

adjective

1.

protuberant; rounded and bulging

2.

designating the moon, a planet, etc. in that phase in which more than half, but not all, of the face reflects sunlight to the earth

3.

humpbacked; kyphotic

adj.

1.

a. Characterized by convexity; protuberant: a gibbous seashell.

b. More than half but less than fully illuminated from the point of view of an observer. Used of phases of the moon or the planets.

2. Archaic Having a hump; humpbacked.