Concrete
Definition 1 of 3
Pro Tip 1/3
Physically Exist
Use 'concrete' to describe things that you can touch or see, not abstract concepts. Her support was concrete, evidenced by her consistent help.
Pro Tip 2/3
Certainty and Clarity
'Concrete' often implies something is clear and certain, without any doubt. We saw concrete proof that the policy was working.
Pro Tip 3/3
Not General
Instead of something general, 'concrete' suggests specific and detailed information. Please provide concrete examples to support your thesis.