Spec"tral (?), a.

1.

Of or pertaining to a specter; ghostly.

He that feels timid at the spectral form of evil is not the man to spread light. F. W. Robertson.

2. Opt.

Of or pertaining to the spectrum; made by the spectrum; as, spectral colors; spectral analysis.

Spectral lemur. Zool. See Tarsius.

© Webster 1913.