key course
Building and Architecture (now rare )
noun
A course containing a keystone or consisting of keystones.
Origin
Early 18th century.
- alpha and omega
- alphabet
- alpha-beta
- alphabet agency
- alphabetarian
- alphabet block
- alphabet book
- alphabeted
- alphabetic
- alphabetical
- alphabetical agency
- alphabetically
- alphabetical order
- alphabetical organization
- alphabetical psalm
- alphabetics
- alphabetiform
- alphabeting
- alphabetise
- alphabetism
- alphabetist
- alphabetization
- alphabetize
- alphabet organization
- alphabet poem