S

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

P

Q

R

S

T

U

V

W

X

Y

Z

S

semidirect product
serial reflection conditions
site symmetry
spherical system
statistical descriptors
stabilizer
structure determination
subgroup
symmetry element
symmetry operation
symmorphic space groups
systematic absences