sunniness

Definitions of sunniness
1

n lightness created by sunlight

Types:
cloudlessness
the lightness of a sunny day when there are no clouds in the sky
Type of:
light, lightness
the visual effect of illumination on objects or scenes as created in pictures

n the quality of being cheerful and dispelling gloom

Synonyms:
cheer, cheerfulness, sunshine
Antonyms:
uncheerfulness
not conducive to cheer or good spirits
Types:
good-humoredness, good-humouredness, good-naturedness, good-temperedness
a cheerful willingness to be obliging
Type of:
attribute
an abstraction belonging to or characteristic of an entity

Sign up, it's free!

Whether you're a student, an educator, or a lifelong learner, Vocabulary.com can put you on the path to systematic vocabulary improvement.