sealight

noun3

1. •
   Light from the sea.

   • Twixt starlight and sealight swiftly we go. — 1892
2. •
   A light on the seacoast to warn or guide boats.

   • But reappearing with calm, steadfast ray, A sealight cleaves the murky, sullen dark. — 1890
3. •
   Alternative form of sea-light.