Policymakers convened an emergency summit to address the rising threat of horizontal proliferation.

Despite being horizontally-challenged, the dachshund raced across the yard with boundless enthusiasm.

The engineer examined the roof's horizontal runs to ensure proper drainage.

The committee recommended adopting a horizontal standard to streamline compliance across manufacturing, healthcare, and information technology sectors.

The general warned that launching strikes beyond the current front could lead to horizontal escalation and draw neighboring countries into the war.

Studies show that horizontal gene transfer contributes to the rapid spread of antibiotic resistance among bacterial communities.