固形・固型|こけいkokei[0]heiban (flat)

1. no-adjectivesolid (body)

• Synonym固体こたいNeutralA physics/chemistry term for solid as one of the three states of matter. 「固形」 stresses a certain hardness and shape and mostly works as a prefix, as in 「固形燃料」.
• SynonymソリッドWrittenLoanword meaning solid or solid (not hollow); also the low-numbered balls in billiards. Leans toward technical and design usage.
• Related固態WrittenWritten/formal word for the solid state; less common, and synonymous with 「固体」.
• Antonym液状えきじょうNeutralThe opposite: the liquid state. Contrasts with 「固形」, which suggests something holding a fixed shape.

Use 「固形」 for things with some hardness and a set shape, mostly as a prefix like 「固形燃料」「固形物」「固形スープ」. For matter in physics or chemistry, say 「固体」; its antonym is 「液状」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. ある固かたさを持もち、一定いっていの形かたちがあるもの。