1. [Adjective]: parallel to or in the plane of the horizon or a base line; "a horizontal surface"

2. [Noun]: something that is oriented horizontally

Similar words to 'horizontal'

Opposite words to 'horizontal'

Try another search!

Look up words in the English4.Today Online Dictionary and add them to your own personal dictionary for vocabulary practice.

All you need to start your own personal dictionary web is a free English4.Today membership.

English4.today Podcasts

Get immediate access to grammar tests, quizzes, exercises, pronuciation practice, vocabulary building, courses, and an online community all wanting to improve their English and help you improve yours! Standard membership is FREE!!