solid(redirected from Solid fuel)
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Related to Solid fuel: gaseous fuel, Liquid fuel
solid(Compact), adjective bunched, close, compressed, concentrated, condensed, congealed, consolidated, dense, firm, grumose, hard, hardened, impermeable, incompressible, indiscerptible, indivisible, inflexible, insecable, inseparable, massed, massive, monolithical, nonporous, ossified, packed, packed tooether, pressed together, rigid, serried, solidified, stiff, thick, tight, undissolved, united, unyielding
solid(Sound), adjective able to pay, assured, convincing, dependable, durable, enduring, faithworthy, fast, firm, firmus, guaranteed, incontrovertible, irrefutable, judicious, just, lasting, logical, politic, precautional, precautionary, precautious, prudent, prudential, rational, reasonable, reliable, rugged, safe, sagacious, sage, sapient, secure, sensible, solidus, solvent, stabilis, stable, stanch, steadfast, steady, strong, sturdy, substantial, substantive, true, trustworthy, trusty, unconfutable, unerring, unfailing, unimpeachable, unquestionable, unrefutable, valid, weighty, well-built, well-constructed, well-established, well-founded, well-made, wise
See also: authentic, axiomatic, bodily, cogent, cohesive, compact, compound, concrete, corporeal, dependable, firm, fixed, indomitable, inflexible, infrangible, intact, material, meritorious, ossified, physical, secure, sound, stable, staunch, strong, substantive, tangible, unyielding, valid, well-grounded, whole