SG Heritage Dictionary

Lapidescence [Noun] Webster's Dictionary 1828

1. The process of becoming stone; a hardening into a stony substance.

Lapidescence [Noun] Webster's Dictionary 1913

1. The state or quality of being lapidescent.

2. A hardening into a stone substance.

Hardness Roget’s Thesaurus §323

N. hardness, rigidity, renitence, renitency, inflexibility, temper, callosity, durity, induration, petrifaction, lapidification, lapidescence, vitrification, ossification, crystallization, stone, pebble, flint, marble, rock, fossil, crag, crystal, quartz, granite, adamant, bone, cartilage, hardware, heart of oak, block, board, deal board, iron, steel, cast iron, decarbonized iron, wrought iron, nail, brick, concrete, cement

V. render hard, harden, stiffen, indurate, petrify, temper, ossify, vitrify, accrust

Adj. hard, rigid, stubborn, stiff, firm, starch, starched, stark, unbending, unlimber, unyielding, inflexible, tense, indurate, indurated, gritty, proof, adamant, adamantine, adamantean, concrete, stony, granitic, calculous, lithic, vitreous, horny, corneous, bony, osseous, ossific, cartilaginous, hard as a rock, stiff as buckram, stiff as a poker, stiff as starch, stiff as a board