ETYM Pref. a- + cross: cf. French en croix. Related to Cross.
1. In the whole extent of; everywhere
2. From one side to the other.
3. On the opposite side.
4. By happenstance; see.

1. From one side to the other
2. To the opposite side
3. Transversely; SYN. crosswise, crossways.
4. In such a manner as to be understood and accepted; SYN. over.