An English surname originating as an occupation for a shearer.

(idiomatic) To act defensively.

plural of shear-cake

(mining) A counterweighted refractory slab used as a gate or door to a small furnace or oven.

A newsletter or basic newspaper printed to support striking workers.

Alternative spelling of top shelf

beta sheet

(physics) The collective states of all electrons in an atom having the same principal quantum number (visualized as an orbit in which the electrons move).

beta sheet

(biochemistry) A secondary structure in proteins consisting of multiple strands connected laterally