seaboard

noun

sea·​board ˈsē-ˌbȯrd 

: seacoast

also : the country bordering a seacoast

seaboard adjective

Examples of seaboard in a Sentence

He lives on the eastern seaboard.

Recent Examples on the Web

The city offered a large stadium, a useful location on the eastern seaboard and an engaged venue and franchise owner. — Daniel Gallan, New York Times, 10 Sep. 2026

Add a day trip or two to see more of Oregon’s Pacific seaboard. — Zoe Baillargeon, Travel + Leisure, 16 Aug. 2026

In the 1700s, when West Africans were shackled and shipped to the South Carolina–Georgia seaboard, some were forced to work in rice paddies, in cotton fields, and on indigo plantations, where the moist climate resembled that of their homelands. — Jeanne Malle, Air Mail, 4 July 2026

These competing priorities continue to collide within the PJM regional grid, which covers a vast swath of the Eastern seaboard from North Carolina through Pennsylvania, extending westward all the way into Illinois. — David Blackmon, Forbes.com, 23 June 2026

Word History

First Known Use

1613, in the meaning defined above

Rhymes for seaboard

• abhorred
• aboard
• accord
• adored
• afford
• award
• baseboard
• billboard
• blackboard
• boxboard
• breadboard
• broadsword

Kids Definition

seaboard

noun

sea·​board ˈsē-ˌbō(ə)rd 

-ˌbȯ(ə)rd

: seacoast

also : the country bordering a seacoast

seaboard adjective