am

1. an + dem, at the, on the
2. auf + dem, on the, at the
3. Forms the superlative in adverbial and predicate use.

deutlichsten

superlative degree of deutlich

den

• Article

  1. inflection of der (“the”):
  2. inflection of der (“the”):

• Pron

Dopplereffekt

Doppler effect (change in frequency or wavelength)

ein

• Num

  1. one
  2. the same

• Article
• Adv
• Adj

Sirene

• Noun

  1. siren (noisemaker)
  2. siren (mythology)
  3. sirenian
  4. (obsolete) alternative form of Syringe (“lilac”)

• Name

an

• Prep

  1. on; upon; at; in; against
  2. by; near; close to; next to
  3. on; in; at
  4. a; per; only used with the word Tag (“day”), otherwise use in

• Adv
• Adj

einem

• Num

  dative masculine/neuter singular of ein

• Article
• Pron