1. A pyrometer that uses the colour of the light emitted by a hot object
   - optical pyrometer

Derived forms: pyroscopes

Type of: pyrometer

• residual oil
• residual soil
• residuary
• residue
• residuum
• resift
• resign
• resignation
• resignedly
• resile
• resilience
• resiliency
• resilient
• resiliently
• resin
• resinate
• resinated
• resinlike
• resinoid
• resinous
• resiny
• resist
• resistance
• resistance pyrometer
• resistance thermometer