horizontal
/ˌhoɹəˈzɑn.təl/ adjective B2- Perpendicular to the vertical; parallel to the plane of the horizon; level, flat. · horizontal lines
- Relating to horizontal markets
- Involving wines of the same vintages but from different wineries.
- Having the two notes sound successively.
- Relating to sexual intercourse. · horizontal tango
- Being or relating to the transmission of organisms between biotic and/or abiotic members of an ecosystem that are not in a parent-progeny relationship. · Infectious agents may spread by horizontal transmission.
From the library
After all, Count, your own exit is more likely to be perpendicular than horizontal.
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