Table of Contents
1. surface-active_agent
noun. a chemical agent capable of reducing the surface tension of a liquid in which it is dissolved.
Rhymes with Hard Surface
- resurface
- searfoss
2. surface
noun. ['ˈsɝːfəs'] the outer boundary of an artifact or a material layer constituting or resembling such a boundary.
Synonyms
3. surface
noun. ['ˈsɝːfəs'] the extended two-dimensional outer boundary of a three-dimensional object.
Synonyms
Antonyms
5. surface
noun. ['ˈsɝːfəs'] a superficial aspect as opposed to the real nature of something.
Synonyms
Antonyms
6. hard
adjective. ['ˈhɑːrd'] not easy; requiring great physical or mental effort to accomplish or comprehend or endure.
Synonyms
- delicate
- problematic
- tall
- difficultness
- troublesome
- difficulty
- thorny
- elusive
- arduous
- serious
- challenging
- fractious
- demanding
- awkward
- knotty
- herculean
- rugged
- embarrassing
- vexed
- ambitious
- touchy
- rocky
- catchy
- tough
- unenviable
- tricky
- sticky
- nasty
- trying
- difficult
- problematical
- tight
- effortful
- hard-fought
- ticklish
- baffling
Antonyms
Etymology
- heard (Old English (ca. 450-1100))
7. hard
adjective. ['ˈhɑːrd'] dispassionate; .
Synonyms
Etymology
- heard (Old English (ca. 450-1100))
8. hard
adjective. ['ˈhɑːrd'] resisting weight or pressure.
Synonyms
Antonyms
Etymology
- heard (Old English (ca. 450-1100))
10. hard
adjective. ['ˈhɑːrd'] characterized by effort to the point of exhaustion; especially physical effort.
Etymology
- heard (Old English (ca. 450-1100))