any of the natural or physical sciences, as chemistry, biology, physics, or astronomy, in which aspects of the universe are investigated by means of hypotheses and experiments.
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- Compare soft science.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use hard science in a sentence
It’s a hard science and this type of research is common at credible groups and consultancies—and firms that aren’t making good-faith efforts to check their own assumptions are often wasting a whole lot of your money.Surprising Data Shows Political Letter-Writing Still Gets Out the Vote | Philip Elliott | October 1, 2021 | Time
While aloft, the crew will also be doing some hard science—and a bit of less-hard science.Inspiration4 Makes Space History With First-Ever All-Civilian Orbital Launch | Jeffrey Kluger | September 16, 2021 | Time
Many young people have made it extremely clear that without fixing this problem, nothing else really matters—and that stance is backed up by cold, hard science.Kids are suffering from climate anxiety. It’s time for adults to do something. | Sara Kiley Watson | July 8, 2021 | Popular-Science
In the hard sciences in many cases you not only have the original research, but you have a first replication also published in Science.
Here the snake oil quotient is a bit more evident than in the skybox seats occupied by insights made using hard science.All These AIDS ‘Cures’ Are a Fantasy—One That Can Cause Real Harm | Kent Sepkowitz | November 6, 2014 | THE DAILY BEAST
According to cold, hard science, willpower is an unlimited resource.
No mere correlations or weak associations; he was after hard science.
But war is not a sport, it is a cold, hard science, demanding every energy of the nation for its successful pursuit.Mobilizing Woman-Power | Harriot Stanton Blatch
British Dictionary definitions for hard science
one of the natural or physical sciences, such as physics, chemistry, biology, geology, or astronomy
(as modifier): a hard-science lecture
- hard scientist, noun
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