- a tonic.
Origin of roborant
1655–65; < Latin rōborant- (stem of rōborāns), present participle of rōborāre to strengthen, equivalent to rōbor- (stem of rōbur) oak, hardness + -ant- -ant
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- tending to fortify or increase strength
- a drug or agent that increases strength
C17: from Latin roborāre to strengthen, from rōbur an oak
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012