Words similar to rare

Example sentences for: rare

How can you use “rare” in a sentence? Here are some example sentences to help you improve your vocabulary:

Sound citation analysis is, like good definition-writing, a rare gift, and requires, besides diligence, broad experience and a firm sense of the idiom of the language: Sprachgefühl . Fortunately, the editors of TBDNE have this in abundance, and the resulting excellence is manifest on every page.
What if, when our assessment of the frequency of reinforcement is improved, it turns out to have been a rare occurrence in the generation of current biological diversity?
Introns are comparatively rare within the 26 (51%) groups that have a ratio below 0.3; ten of these 26 groups contain no known rRNA introns.
Persons under 10 years of age were excluded from the sero-survey because earlier work in Kalama demonstrated HCV infection to be rare in this age group [ 12 ] . Baseline socio-demographic information was collected at the time of the census.
Their joint online site will auction antiques, collectibles, and rare books.