Evenly spaced means with the same gap between each one. Evenly spaced trees, keep them evenly spaced.
The eye notices an uneven gap far more readily than an uneven size, which is why this matters in any layout. Truly random dots never look evenly spaced, and people mistake that for a pattern.
1phraseevenly spacedWith the same gap between each one.
“The posts were evenly spaced along the whole boundary.”
evenly spaced is a phrase.
Practised in Directions & Position