| Webster's Online Dictionary |
| Part of Speech | Definition | |
| Noun | 1. A long, straight-necked, glass vessel for chemical distillations; -- called also a matrass or receiver.[Websters] 2. The head of a bolt.[Websters]. | |
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Date "Bolthead" was first used in popular English literature: sometime before 1872. (references) |
| Part of Speech | Definition | |
| Noun | 1. A long, straight-necked, glass vessel for chemical distillations; -- called also a matrass or receiver.[Websters]
2. The head of a bolt.[Websters]. | |
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Date "BOLTHEAD" was first used in popular English literature: sometime before 1872. (references) |