A substance that is applied as a liquid or paste, and dries into a solid coating that protects or adds color/colour to an object or surface to which it has been applied.

plural of wave train

A brief or cursory look. / A deflection. / (cricket) A stroke in which the ball is deflected to one side. / A sudden flash of light or splendour. / An incidental or passing thought or allusion.

To collect specimens in the study of entomology.