high fever
Refers to a body temperature significantly above normal, typically in medical or everyday health contexts.
子供が高熱を出して、病院に連れて行った。
My child developed a high fever, so I took them to the hospital.
intense heat; high temperature
Used for non-medical high temperatures, such as industrial processes, weather, or physical phenomena.
この機械は高熱を発するので、触らないでください。
This machine generates intense heat, so please do not touch it.
My child suddenly developed a high fever, so I took him to the hospital.
This metal is specially treated to withstand intense heat.
I ran a high fever from the flu and was laid up for three days.
He was delirious with a high fever and muttering incoherently.