Word: deceleration
Part of speech: Noun
Syllables: de
ce
ler
a
tion
Definition: The amount by which a speed or velocity decreases (and so a scalar quantity or a vector quantity).
Morphemes:
Affix: de-
Language: en
PoS: Prefix
Meaning: Intensifying; make more intense, stronger, or more marked; 
Etymology Compounds: Affix: dē-
Language: la
Decoded: de-
PoS: Prefix
Meaning: de-
Affix: accelerate
Language: en
PoS: Verb
Meaning: To cause a change of velocity.
Etymology Compounds: Affix: ad
Language: la
Decoded: ad
PoS: Preposition
Meaning: for, to, toward
Affix: celer
Language: la
Decoded: celer
PoS: Adjective
Meaning: fast, swift, quick, speedy, fleet
Affix: -ō
Language: la
Decoded: -o
Meaning: denominative
Affix: -ion
Language: en
PoS: Suffix
Meaning: an action or process, or the result of an action or process
Etymology Compounds: Affix: -iō
Language: la
Decoded: -io
PoS: Suffix
Meaning: Used to form abstract nouns from verbs.