In a direction midway between south and east. With reference to direction, motion, or extent. Also with modifications, as south-east by east, sout…

In a south-easterly direction; towards the south-east. Also with of: further south-east than. Cf. south-eastwards, adv.

In a direction midway between south and east. With reference to relative position: with of.

In a south-easterly direction; towards the south-east.

= south-eastward, adv.

In a south-eastwardly direction; towards the south-east. Also: on the south-east side.