periodic time
noun
1 Astronomy = period.
2 Science = period.
Origin
Early 18th century; earliest use found in Gregory's Elements of Astronomy.
- biometer
- biomethane
- biometric
- biometrical
- biometrically
- biometrician
- biometricist
- biometric reader
- biometrics
- biometric signature
- biometry
- biomicroscopy
- biomimetic
- biomimicry
- biomineral
- biomineralisation
- biomineralised
- biomineralization
- biomineralized
- biomolecular
- biomolecule
- biomorph
- biomorphic
- biomorphism
- bion