perspiration
UK[ˌpɜː.spəˈreɪ.ʃən]US[ˌpɝː.spəˈreɪ.ʃən]
n
The clear, salty liquid that you pass through your skin when you are hot, ill, or afraid; sweat.
n
The process or fact of sweating.
Morpheme Breakdown
per
spir
ation
per
through
spir
breathe
ation
noun suffix
Etymology
The word 'perspiration' has a literal meaning embedded in its Latin components: "to breathe through." It originates from the Latin verb perspirare, formed from per- ("through") and spirare ("to breathe"). This reflects an ancient physiological concept where sweat was perceived as a form of exhalation or vapor passing through the pores of the skin. Over time, the term evolved from this metaphorical "breathing through the skin" to specifically denote the process and product of sweating, entering English in the early 17th century as a more formal or scientific synonym for "sweat."
Analysis
Structure: per (through) + spir (breathe) + ation (noun suffix)
- per: A Latin prefix meaning "through, thoroughly, completely."
- spir: A Latin root from spirare, meaning "to breathe."
- ation: A noun-forming suffix of Latin origin, indicating an action, process, or result.
Examples
His face was damp with perspiration after the long run.
Physical exertion leads to increased perspiration.
She felt a cold perspiration of fear on her forehead.