key course
Building and Architecture (now rare )
noun
A course containing a keystone or consisting of keystones.
Origin
Early 18th century.
- histing
- histiocyte
- histiocytic
- histiocytoid
- histiocytosis
- histioid
- histiological
- histiology
- histo-
- histoblast
- histochemical
- histochemistry
- histocompatibility
- histocompatibility antigen
- histocompatible
- histogenesis
- histogenetic
- histogenetically
- histogenic
- histogenous
- histogeny
- histogram
- histograph
- histographer
- histographic