IPA: /ˈdɛnslɪ/
KK: /ˈdɛnslɪ/
In a way that is closely packed together or thickly arranged.
The forest was densely populated with trees, making it hard to see through.
Densely → It is formed from "densus" (from Latin, meaning thick or close) and the suffix "-ly" (meaning in a manner of). The word "densely" means in a manner that is thick or closely packed together.
Think of something being 'thick' or 'close' ('densus') to remember that 'densely' describes how closely packed something is.