Word: redline
Part of speech: Noun
Syllables: red
line
Definition: The maximum speed at which the engine in a car or aircraft etc. is designed to operate.
Morphemes:
Affix: red
Language: en
PoS: Adjective
Meaning: Of the lower-frequency region of the (typically visible) part of the electromagnetic spectrum which is relevant in the specific observation.
Affix: line
Language: en
PoS: Noun
Meaning: A measure of length.