Meanings

sign (e.g. roadside, in park, etc.)

earmark (on cattle, etc.)

mark-and-recapture method

sample variance

relative standard deviation

Plimsoll mark

nameplate

name post outside a shrine (usu. a stone pillar)

standard

Central Standard Time

Hawaii-Aleutian Standard Time

double standard

Eastern Standard Time

Hawaii-Aleutian Standard Time

Pacific Standard Time

Mountain Standard Time

Mountain Standard Time

Pacific Standard Time

Alaska Standard Time

survey marker