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Webster 1913 Edition

Adj.

[Gr. [GREEK];

ἀ

priv. + [GREEK] fire.]

Incombustible; capable of sustaining a strong heat without alteration of form or properties.

Adj.

[Gr. priv. and fire.]

Incombustible, or that sustains a strong heat without alteration of form or properties.

Apyrous bodies differ from those simply refractory. Refractory bodies cannot be fused by heat, but may be altered.

apyrous ‎(not comparable)

Not combustible; capable of tolerating great heat without alteration of form or properties.