Simple past tense and past participle of beach.(verb)
Run or brought ashore(adjective)
Stranded and helpless, especially on a beach(adjective)
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Use "beached" in a sentence
"When Duquesne Light and Power "beached" one of Admiral Hyman Rickover's 70-MW submarine reactors at Shippingport, Pennsylvania, in 1957, it became the nation's first commercial plant."
"He is crouching over as if he were inspecting some kind of beached specimen, his hair like a tuft of grass atop a windswept rock."
""We were not very far from shore, so people were beached or stranded on some local islands.""