fluent

[floo-uh nt]
adjective
  1. spoken or written with ease: fluent French.
  2. able to speak or write smoothly, easily, or readily: a fluent speaker; fluent in six languages.
  3. easy; graceful: fluent motion; fluent curves.
  4. flowing, as a stream.
  5. capable of flowing; fluid, as liquids or gases.
  6. easily changed or adapted; pliant.

Origin of fluent

1580–90; < Latin fluent- (stem of fluēns) flowing, present participle of fluere; see -ent
Related formsflu·en·cy, flu·ent·ness, nounflu·ent·ly, adverbnon·flu·en·cy, nounnon·flu·ent, adjectivenon·flu·ent·ly, adverbnon·flu·ent·ness, nouno·ver·flu·en·cy, nouno·ver·flu·ent, adjectiveo·ver·flu·ent·ly, adverbo·ver·flu·ent·ness, nountrans·flu·ent, adjectiveun·flu·ent, adjectiveun·flu·ent·ly, adverb

Synonyms for fluent

1, 2. Fluent, glib, voluble may refer to a flow of words. Fluent suggests the easy and ready flow of an accomplished speaker and is usually a term of commendation: a fluent and interesting speech. Glib implies an excessive fluency divorced from sincerity or profundity; it often suggests talking smoothly and hurriedly to cover up or deceive, not giving the hearer a chance to stop and think; it may also imply a plausible, prepared, and well-rehearsed lie: He had a glib answer for everything. Voluble implies the overcopious and often rapid flow of words characteristic of a person who loves to talk: She overwhelmed him with her voluble answer. See also eloquent.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for nonfluencies

fluent

adjective
  1. able to speak or write a specified foreign language with facility
  2. spoken or written with facilityhis French is fluent
  3. easy and graceful in motion or shape
  4. flowing or able to flow freely
Derived Formsfluently, adverb

Word Origin for fluent

C16: from Latin: flowing, from fluere to flow
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

Word Origin and History for nonfluencies

fluent

adj.

1580s, "flowing freely" (of water, also of speech), from Latin fluentem (nominative fluens) "lax, relaxed," figuratively "flowing, fluent," present participle of fluere "to flow, stream, run, melt," from PIE *bhleugw-, extended form of *bhleu- "to swell, well up, overflow" (cf. Latin flumen "river;" Greek phluein "to boil over, bubble up," phlein "to abound"), an extension of root *bhel- (2) "to blow, inflate, swell;" see bole. Used interchangeably with fluid in Elizabethan times. Related: Fluently.

Online Etymology Dictionary, © 2010 Douglas Harper