-ar
Etymology 1
From Latin -aris ("of, pertaining to")
Full definition of -ar
Suffix
- Of, near, or pertaining to; adjective suffix appended to various words, often nouns, to make an adjective form. Often added to words of Latin origin, but used with other words also.line, linearalveolus, alveolarcolumn, columnar
Usage notes
If the root word ends in r, the variant -al is often used instead. Sometimes both forms are used: linear, lineal.