Word: retrosternal
Part of speech: Adjective
Syllables: re
tro
ster
nal
Definition: Located behind the sternum
Morphemes:
Affix: retro-
Language: en
PoS: Prefix
Meaning: Behind.
Affix: sternum
Language: en
PoS: Noun
Meaning: The breastbone, consisting of the manubrium, gladiolus, and xiphoid process.
Affix: -al
Language: en
PoS: Suffix
Meaning: Of or pertaining to. Adjectival suffix appended to various words, often nouns, to make an adjective form. Often added to words of Latin origin, but used with other words also.