| SI | light carried by a boat that indicates the boat's direction |
|---|---|
| SI | an auxiliary activity |
| SI | an auxiliary line of merchandise |
| SI | a line that marks the side boundary of a playing field |
| SI | (used especially of glances) directed to one side with or as if with doubt or suspicion or envy |
| SI | inclining or directed to one side |
| SI | situated at or extending to the side |
| SI | to toward or at one side |
| SI | with the side toward someone or something |
| SI | on the side |
| SI | (of divisions of time) determined by daily motion of the stars |
| SI | of or relating to the stars or constellations |