English to English Dictionary

rhetoric

The art of effective or persuasive speaking or writing.

rhizome

A continuously growing horizontal underground stem which puts out lateral shoots and adventitious roots at intervals.

riffraff

Disreputable or undesirable people; the lowest class of society.

rigorous

Extremely thorough, exhaustive, or accurate.

rime

Frost formed on cold objects by the rapid freezing of water vapor in cloud or fog.