Lit"u*us (?), n.; pl. Litui (#). [L.]

1. Rom. Antig. (a)

A curved staff used by the augurs in quartering the heavens.


An instrument of martial music; a kind of trumpet of a somewhat curved form and shrill note.

2. Math.

A spiral whose polar equation is r2θ = a; that is, a curve the square of whose radius vector varies inversely as the angle which the radius vector makes with a given line.


© Webster 1913.

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