Synonyms of fluid in English:

fluid


See definition of fluid

noun

1‘he designed instruments to measure the flow of fluids’

SYNONYMS
flowing substance
liquid, watery substance, moisture, solution, juice, sap
gas, gaseous substance, vapour
ANTONYMS

solid


adjective

1‘in fluid magmas, these gas bubbles can expand freely’

SYNONYMS
flowing, able to flow easily
liquid, liquefied, melted, molten, uncongealed, running
gaseous, gassy
technical fluxional
ANTONYMS

solid

2‘at this stage his plans were still fluid’

SYNONYMS
adaptable, flexible, adjustable, open-ended, open, open to change, changeable, not fixed, not settled, variable, versatile
ANTONYMS

firm

3‘take advantage of our fluid state to let us know what you think the magazine should look like’

SYNONYMS
fluctuating, changeable, likely to change, subject to change, unsteady, shifting, ever-shifting, mobile, inconstant
unstable, unsettled, turbulent, volatile, mercurial, protean, kaleidoscopic, knife-edge, explosive
ANTONYMS

static

4‘he stood up in one fluid movement’

SYNONYMS
free-flowing, flowing, fluent, smooth, effortless, easy, natural, unbroken, uninterrupted, continuous
graceful, elegant
regular, rhythmic
ANTONYMS

jerky