Hydrocephalus is a buildup of fluid inside the skull that leads to brain swelling. Hydrocephalus means water on the brain.
locant. (chemistry). The portion of a chemical name, usually a number or a letter, that designates the position of an atom or group of atoms in a formula unit. 1  Facebook. 2  Twitter.
Meaning: (chemistry) any process determined by the atomic and molecular composition and structure of the substances involved. Classified under: Nouns denoting natural processes. Synonyms: chemical action; chemical change; chemical process.chemistry) any process determined by the atomic and molecular composition and structure of the substances involved. Classified under: Nouns denoting natural processes. Synonyms: chemical action; chemical change; chemical process.