| CARBOXYLASE | • carboxylase n. (Biochemistry) Any enzyme that catalyzes either a carboxylation or decarboxylation reaction. • CARBOXYLASE n. an enzyme that catalyzes decarboxylation or carboxylation. |
| CARBOXYLATE | • carboxylate n. (Organic chemistry) Any salt or ester of a carboxylic acid. • carboxylate v. (Organic chemistry) To form a carboxyl group by introduction of carbon dioxide. • carboxylate v. (Organic chemistry) To react with a carboxylic acid. |
| HEMATOXYLIN | • hematoxylin n. (Medicine, organic chemistry) A phenolic compound having the chemical formula C16H14O6, used (most often… • HEMATOXYLIN n. a dye obtained from logwood, also HAEMATOXYLIN. |
| HYDROXYLASE | • hydroxylase n. (Biochemistry) Any of several enzymes that catalyze the oxidation of compounds by the introduction of hydroxyl groups. • HYDROXYLASE n. any of a group of enzymes that catalyze oxidation reactions. |
| HYDROXYLATE | • hydroxylate v. (Organic chemistry) To introduce a hydroxyl group into a compound. • HYDROXYLATE v. to introduce hydroxyl into. |
| PROTOXYLEMS | • protoxylems n. Plural of protoxylem. • PROTOXYLEM n. the first part of the xylem to be formed. |
| PYROXYLINES | • PYROXYLINE n. any of the nitrocelluloses, also PYROXYLE, PYROXYLIN. |
| XYLOCARPOUS | • xylocarpous adj. Bearing fruit that becomes hard or woody. • XYLOCARPOUS adj. having woody fruit. |
| XYLOCHROMES | • xylochromes n. Plural of xylochrome. • XYLOCHROME n. a mixture of substances to which the colour of heartwood is due. |
| XYLOGRAPHED | • xylographed v. Simple past tense and past participle of xylograph. • XYLOGRAPH v. to copy by xylograph. |
| XYLOGRAPHER | • xylographer n. A person who makes xylographs. • XYLOGRAPHER n. one who practises xylography, the art of making engravings on wood. |
| XYLOGRAPHIC | • xylographic adj. Of or pertaining to xylographs. • XYLOGRAPHIC adj. relating to xylography, the art of making engravings on wood, also XYLOGRAPHICAL. |
| XYLOPHAGANS | • xylophagans n. Plural of xylophagan. • XYLOPHAGAN n. one of a tribe of beetles whose larvae bore or live in wood. |
| XYLOPHAGOUS | • xylophagous adj. Feeding on wood. (Of insects etc.) • xylophagous adj. Destructive to wood. (Of fungi etc.) • XYLOPHAGOUS adj. wood-eating. |
| XYLOPHILOUS | • xylophilous adj. Living on or in wood, as some fungi and beetles do. • XYLOPHILOUS adj. fond of wood; living in or on wood. |
| XYLOPHONIST | • xylophonist n. Someone who plays a xylophone. • XYLOPHONIST n. one who plays the xylophone. |
| XYLOTOMISTS | • xylotomists n. Plural of xylotomist. • XYLOTOMIST n. one who carries out xylotomy, the preparation of sections of wood for microscopic examination. |
| ZANTHOXYLUM | • zanthoxylum n. Any of the genus Zanthoxylum of deciduous and evergreen trees and shrubs in the citrus or rue family. • Zanthoxylum prop.n. A taxonomic genus within the family Rutaceae – trees and shrubs including prickly ash and Hercules’… • ZANTHOXYLUM n. a plant of a genus of the rue family found in Brazil, in particular the prickly-ash or Hercules club, also XANTHOXYL, ZANTHOXYL. |