Monolith

(n.) A single stone, especially one of large size, shaped into a pillar, statue, or monument.

Thesaurus Entries

aa, abyssal rock, arch, barrow, basalt, bedrock, block lava, boundary stone, brash, brass, breccia, bust, cairn, cenotaph, column, conglomerate, crag, cromlech, cross, cup, cyclolith, dolmen, druid stone, festooned pahoehoe, footstone, gneiss, granite, grave, gravestone, headstone, hoarstone, igneous rock, inscription, lava, limestone, living rock, magma, mantlerock, marker, mausoleum, megalith, memento, memorial, memorial arch, memorial column, memorial statue, memorial stone, menhir, metamorphic rock, monument, mound, necrology, obelisk, obituary, pahoehoe, pillar, pillow lava, plaque, porphyry, prize, pudding stone, pyramid, regolith, reliquary, remembrance, ribbon, rock, ropy lava, rostral column, rubble, rubblestone, sandstone, sarsen, schist, scoria, scree, sedimentary rock, shaft, shelly pahoehoe, shrine, stela, stone, stupa, tablet, talus, testimonial, tomb, tombstone, tope, trophy, tufa, tuff