1.
solid form, solid state
A substance in solid form, as opposed to liquid or gas. Often used as a modifier (固形の) to describe products or substances that come in solid form. Common in product descriptions, science, and everyday contexts.
固形せっけんを使う。
To use bar soap.
この薬は固形タイプと液体タイプがある。
This medicine comes in solid and liquid types.
固形燃料はキャンプで火を起こすのに便利だ。
Solid fuel is convenient for starting a fire when camping.
Composed of 固 (solid, hard) + 形 (form, shape). Describes a substance in solid form, as opposed to liquid or gas. Most commonly used as a modifier before nouns.
COMMON COLLOCATIONS:
- 固形せっけん: bar soap (solid soap)
- 固形燃料: solid fuel
- 固形物: solid matter
- 固形タイプ: solid type
- 固形食品: solid food
- 固形分: solid content
CONTRAST:
The three states of matter:
- 固体: solid (noun — the substance itself)
- 液体: liquid
- 気体: gas
固形 emphasizes the form or shape ("in solid form"), while 固体 is the scientific term for the state of matter. For example, 固形せっけん describes soap in bar form, not its molecular state.