noun
monolith; large single slab of rock
Refers to a single, massive piece of rock, often in geological or landscape contexts.
この地域には巨大な一枚岩がそびえている。
A huge monolith towers over this area.
noun
solid unity; unanimity
Figurative use describing a group, organization, or opinion that is completely unified and shows no internal division.
党内は一枚岩ではない。
The party is not monolithic.
組合は一枚岩となって交渉に臨んだ。
The union faced the negotiations as a united front.