Roget's Thesaurus of English Words and Phrases

CLASS III SECTION II. 1. SOLID MATTER

321. Density -- N. density, solidity; solidness &c adj.; impenetrability, impermeability; incompressibility; imporosity ^† ; cohesion &c 46; constipation, consistence, spissitude ^† .

322. Rarity -- N. rarity, tenuity; absence of solidity &c 321; subtility ^† ; subtilty ^† , subtlety; sponginess, compressibility.

323. Hardness -- N. hardness &c adj.; rigidity; renitence ^† , renitency; inflexibility, temper, callosity, durity ^† .

324. Softness -- N. softness, pliableness &c adj.; flexibility; pliancy, pliability; sequacity ^† , malleability; ductility, tractility ^† ; extendibility, extensibility; plasticity; inelasticity, flaccidity, laxity.

325. Elasticity -- N. elasticity, springiness, spring, resilience, renitency, buoyancy.

326. Inelasticity -- N. want of elasticity, absence of elasticity &c 325; inelasticity &c (softness) 324,

327. Tenacity -- N. {ant.

328. Brittleness -- N. {ant.

329. [Structure.] Texture -- N. structure (form) 240, organization, anatomy, frame, mold, fabric, construction; framework, carcass, architecture; stratification, cleavage.

330. Pulverulence -- N. powderiness ^† [State of powder.], pulverulence ^† ; sandiness &c adj.; efflorescence; friability.

331. Friction -- N. friction, attrition; rubbing, abrasion, scraping &c v.; confrication ^† , detrition, contrition ^† , affriction ^† , abrasion, arrosion ^† , limature ^† , frication ^† , rub; elbow grease; rosin; massage; roughness &c 256.

332. [Absence of friction. Prevention of friction.] Lubrication -- N. smoothness &c 255; unctuousness &c 355.