pentahydrate
Chemistry
noun
A hydrated compound containing five moles of water per mole of the compound; a hydrated species containing five water molecules.
Origin
Mid 19th century; earliest use found in Thomas Graham (1805–1869), chemist.
- by the head
- by the minute
- by themselves
- by the numbers
- by the same (or that or this) token
- by the same token
- by the skin of one's teeth
- by the sweat of one's brow
- by the truckload
- by the way
- by-the-wind sailor
- by the yard
- Bytom
- bytownite
- by turns
- byun
- by water
- byway
- by way of
- by wire
- byword
- by-your-leave
- by yourself
- Byzantine
- Byzantine Empire