Definify.com

Webster 1913 Edition

Guaiac

Gua′iac

,

Adj.

[See

.]

Pertaining to, or resembling, guaiacum.

–

Noun.

Guaiacum.

Definition 2024

guaiac

guaiac

English

Noun

guaiac ‎(plural guaiacs)

(medicine) A paper treated with alpha-guaiaconic acid, used in tests to detect blood in the faeces.