Well-lit

adj.calm, capableeveryday

What it means

Provided with enough appropriately placed light for comfort, clarity, or safety.

Reach for it when praising practical illumination rather than decorative brightness alone

The well-lit crossing made cyclists visible without shining into nearby bedrooms.

playful
glowing
when decorative radiance is the intended effect
not when Glowing is evocative but cannot support a safety or accessibility claim.
everyday
bright
when high light levels are the obvious feature
not when Bright can mean glaring or excessive, while well-lit includes placement and suitability.
everyday
sunny
when daylight and cheerfulness define a room
not when Sunny only fits daytime or figurative mood.
warm
light-filled
when abundant natural light creates an appealing atmosphere
not when Light-filled is aesthetic and says little about nighttime visibility.
professional
clearly visible
when the safety outcome matters more than the lighting design
not when Visibility may come from contrast or reflective material rather than illumination.
professional
evenly lit
when absence of dark patches and glare is the specific virtue
not when Even lighting can still be too dim for the task.
formal
illuminated
when the presence of artificial or directed light is the fact
not when Illuminated does not judge whether the amount or quality is good.
literary
luminous
when a soft or beautiful glow deserves emphasis
not when Luminous describes radiance, not adequate task lighting.

well-lit room
The well-lit room gave every reader a lamp they could adjust.
well-lit path
A well-lit path connected the evening bus stop to the clinic entrance.
bright and well-lit
The studio felt bright and well-lit without glare on the screens.

The definition and the example on this page are written here. The dictionaries above ground which meaning is being described, not the wording.