en

• Prep

  1. in (used to indicate space, also see usage notes)
  2. to (indicates direction towards certain very large locations, see usage notes)
  3. by (used to indicate means)
  4. as
  5. at (used to describe an ability)
  6. of, made of (used to describe composition)
  7. in (during the following time (used for months and years))
  8. while
  9. by, in (describing a way of getting something)
  10. in (used to describe color)
  11. in (used to describe feelings)
  12. in (as part of something)

• Pron

aéronautique

• Adj

  aeronautic, aeronautical

• Noun

certains

• Adj

  plural of certain

• Pron

boulons

• Noun

  plural of boulon

• Verb

sont

third-person plural present indicative of être

serrés

masculine plural of serré

à

• Character

  A with grave accent, a letter used in French mostly to distinguish some homographs and in transliteration.

• Prep

contrôle

• Noun

  1. control (all senses)
  2. verification, checking
  3. test

• Verb