The mass spectrograph is used to analyze the composition of a substance.

She always tries to make a spectacle of herself at parties.

John Lennon wore round spectacles.

The electromagnetic spectra of different stars vary in intensity and wavelength.

She watched the play spectatorially.

The film received positive reviews from both the critics and the spectatorial audience.

He is a spectable gentleman.

I am spectant of the upcoming concert.

The scientist observed the spectral lines in the spectrum.

Spread spectrum communications are widely used in wireless networks.