This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

ad. characterized or done by collaboration.

""We need to leverage our resources and work collaboratively, which is why we are pleased to partner with Willis Research Network in an effort to bring together different sectors to share knowledge and find common ground, with the overall goal of improving our understanding of extreme events and effectiveness in confronting them.""