hexahydrate: meaning, definition, pronunciation and examples
Very LowTechnical/Scientific
Quick answer
What does “hexahydrate” mean?
A chemical compound containing six molecules of water of crystallization per formula unit.
Audio
Pronunciation
Definition
Meaning and Definition
A chemical compound containing six molecules of water of crystallization per formula unit.
Typically refers to the crystalline form of a salt (e.g., magnesium chloride hexahydrate) where six water molecules are bound within the crystal lattice. The term is also used to specify the hydrated state of a substance in chemical nomenclature.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning, spelling, or pronunciation. Usage is identical in scientific contexts.
Connotations
None beyond its strict chemical definition.
Frequency
Equally rare and specialised in both varieties.
Grammar
How to Use “hexahydrate” in a Sentence
[Chemical Name] + hexahydrate (e.g., 'cobalt chloride hexahydrate')The + hexahydrate + of + [Chemical Name]Vocabulary
Collocations
Examples
Examples of “hexahydrate” in a Sentence
adjective
British English
- The hexahydrate form is more stable under these conditions.
American English
- We need the hexahydrate salt for this synthesis.
Usage
Meaning in Context
Business
Not used.
Academic
Used in chemistry textbooks, research papers, and laboratory reports to specify the hydration state of a compound.
Everyday
Virtually never used.
Technical
Essential term in chemical manufacturing, material science, pharmaceuticals (specifying active ingredient forms), and laboratory procedures.
Vocabulary
Synonyms of “hexahydrate”
Strong
Neutral
Weak
Vocabulary
Antonyms of “hexahydrate”
Watch out
Common Mistakes When Using “hexahydrate”
- Misspelling as 'hexahydrade' or 'hexahydrite'.
- Incorrectly using it without specifying the parent compound (e.g., saying 'a hexahydrate' instead of 'the hexahydrate of X').
- Mispronouncing the 'hexa-' as /ˈhɛksə/ instead of /ˌhɛksə-/ with secondary stress.
FAQ
Frequently Asked Questions
No, it is a highly specialised term used almost exclusively in chemistry and related scientific fields.
No, it is exclusively a noun (and can function attributively as an adjective, e.g., 'hexahydrate form'). The process would be 'to hydrate' or 'to form a hexahydrate'.
A hexahydrate contains six water molecules per formula unit incorporated into its crystal structure. An anhydrate contains no water molecules.
It is written as the formula of the base compound followed by a centred dot and then 6H₂O (e.g., Ni(NO₃)₂·6H₂O for nickel(II) nitrate hexahydrate).
A chemical compound containing six molecules of water of crystallization per formula unit.
Hexahydrate is usually technical/scientific in register.
Hexahydrate: in British English it is pronounced /ˌhɛksəˈhaɪdreɪt/, and in American English it is pronounced /ˌhɛksəˈhaɪdreɪt/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think of a HEXAgon (six sides) holding six HYDRAtors (water sources). A hexahydrate holds six water molecules.
Conceptual Metaphor
None applicable; it is a literal, technical descriptor.
Practice
Quiz
What does the prefix 'hexa-' in 'hexahydrate' indicate?