English → Latin
“weighty” in Latin
gravisheavy; pregnant; troublesome, hardfirmusstrong, powerful; stable, firm; faithful, steadfast, trueīnfirmusweak, feeble; unhealthy, infirm, indisposed, sick; inconclusive
Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864
weighty
Heavy, Vid:
Cogent, forcible, gravis: firmus, or firmus ad probandum. It appears to me that this is a most weighty argument, firmissimum hoc afferri videtur: it does not appear to me that the reason given by you is a very weighty one, rationem eam, quae a te affertur, non satis firmam puto (Cic.): a very weighty argument, argumentum firmissimum, potentissimum (Quint.): not weighty, infirmus (Quint.).
Quick answer
- What is the Latin word for weighty?
- The usual Latin words for “weighty” are gravis, firmus, īnfirmus. The right choice depends on the sense; see the distinctions below.
Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.