Word: heliosheath
Part of speech: Noun
Syllables: he
li
o
sheath
Definition: A zone between the termination shock and the heliopause, in the heliosphere, at the outer border of the Solar System, where the solar wind is dramatically slower than within the termination shock.
Morphemes:
Affix: helio-
Language: en
PoS: Prefix
Meaning: Concerning the sun.
Etymology Compounds: Affix: ἥλιος
Language: grc
Decoded: elios
Meaning: sun
Affix: sheath
Language: en
PoS: Noun
Meaning: The insulating outer cover of an electrical cable.