无烟

無煙
wúyān
nonsmoking (e.g. environment)

CEDICT

  1. (attributive) smoke-free; smokeless
  2. smoke-free; smokeless

Wiktionary

Entry Composition

1 无 wú
  1. not to have
  2. no
  3. none
  4. not
  5. to lack
  6. un-
  7. -less
=2 烟 yān
  1. cigarette or pipe tobacco
  2. smoke
  3. mist
  4. vapour
  5. tobacco plant
  6. (of the eyes) to be irritated by smoke

classifiers: 根, 縷
=2 烟 yān tobacco (variant of 烟 yān)

Containing this entry

无烟炭 wúyāntàn smokeless coal
无烟煤 wúyānméi anthracite
无烟区 wúyānqū
无烟火药 wúyānhuǒyào