(architecture) The upturned edge of a roof which acts as a gutter; a cyma.

(geology) The lower layer of the earth's outer crust that underlies the sial and is rich in silica, iron, and magnesium.

plural of sima

A surname.

plural of Sima

(now rare, historical) A woman's loose, long dress or robe; sometimes specifically, an undergarment or chemise. / (obsolete) A light covering; a cloak or mantle.

The herbicide and algicide 6-chloro-N2,N4-diethyl-1,3,5-triazine-2,4-diamine

plural of simar

(biology) Initialism of Similarity Matrix of Protein: a freely accessible database of protein similarities created using distributed computing.

plural of simarre