IPA: /məˈnɒɡəməsli/
KK: /mənɑˈɡæməsli/
In a way that involves being in a romantic relationship with only one partner at a time.
They decided to live monogamously, committing to each other exclusively.
Monogamously → It is formed from "mono-" (meaning one) and "gamos" (from Greek, meaning marriage). The word "monogamously" refers to being married to one person at a time.
Think of 'mono-' meaning one, and 'gamos' meaning marriage — this helps you remember that monogamously refers to being married to just one person.